Character & Word Counter
Count characters, words, lines, paragraphs, and estimate reading time in real time.
The tool you need.
Right when you need it.
Small tasks shouldn’t become big projects. Convert, calculate and create in one thoughtfully organized workspace.
286 tools14 collections
Open collectionPicked from the daily collection
K
Collections
Small tools. Better work.
Start with the community favorites.
Case Converter (Upper, Lower, Title)
Convert text between UPPERCASE, lowercase, Title Case, camelCase, snake_case, and kebab-case.
Fancy Text & Font Generator
Generate stylish, bold, italic, gothic, and aesthetic Unicode fonts for Instagram, TikTok, and bio profiles.
Universal Unit Converter
Convert length, mass, temperature, area, and digital data storage units with high precision.
Image Format Converter (PNG, JPG, WebP)
Convert images between PNG, JPG, and WebP file formats directly in your browser.
Online Smart Calculator
Modern online calculator with operation history, keyboard support, and clean layout.
Percentage Calculator (Increase, Discount)
Calculate percent of value, percentage increase/decrease, sales discounts, and tax rates.
Strong Random Password Generator
Generate random passwords with Web Crypto API, adjustable length and character settings.
A place for every kind of work.
A more considered way to find your next tool.
01
Text Utilities
Text analysis, formatting, manipulation, and content processing tools
02Conversion Tools
Data formats, unit systems, and universal conversion utilities
03Calculators
Financial analysis, mathematical calculations, and measurement tools
04Security & Encryption
Cryptography, data security, authentication, and encryption solutions
05Design & Graphics
Visual optimization, color systems, and digital design utilities
06Developer Utilities
Software development, code formatting, debugging, and data structuring
07Time & Clocks
Time management, global time zones, countdowns, and productivity timers
08Random & Fun
Random data generation, decision-making tools, and selection systems
09Network & Webmaster
Network diagnostics, domain analytics, DNS inspection, and infrastructure tools
10PDF Tools
Secure client-side PDF editing, conversion, and document management
11SEO Tools
Search engine optimization, metadata auditing, and web visibility analytics
12HTML Tools
Web markup, HTML formatting, conversion, and rich-text editing utilities
13Audio Tools
Browser-based audio processing, lossless conversion, and sound analysis tools
14Social Media
Social media content curation, profile optimization, and engagement utilities
The complete toolkit
Text Utilities31
Character & Word Counter
Count characters, words, lines, paragraphs, and estimate reading time in real time.
Case Converter (Upper, Lower, Title)
Convert text between UPPERCASE, lowercase, Title Case, camelCase, snake_case, and kebab-case.
Text Diff Checker & Comparison
Compare two text or code snippets side-by-side to highlight added, removed, and modified lines.
Email Address Extractor
Extract all valid email addresses from any unorganized text, HTML, or raw data.
Find & Replace Text
Find and replace words or phrases across large text with case-sensitive and regex options.
List Sorter & Shuffler
Sort lines alphabetically (A-Z/Z-A), by length, reverse order, shuffle randomly, or remove duplicates.
Fancy Text & Font Generator
Generate stylish, bold, italic, gothic, and aesthetic Unicode fonts for Instagram, TikTok, and bio profiles.
SEO URL Slug Generator & Permalink Creator
Convert article titles into clean, search-engine friendly URL slugs and permalinks.
Reverse Text & Upside-Down Flip Generator
Flip text upside down, reverse character order, or reverse words for social media fun.
Morse Code Translator & Audio Player
Translate text to Morse code and Morse to text with real-time audio beep playback.
NATO Phonetic Alphabet Translator
Spell out callsigns, codes, and names using NATO (Alfa, Bravo) and Turkish radio phonetic alphabets.
Text Line Numberer & List Indexer
Add custom line numbers, prefixes, and zero padding to lists, scripts, and multi-line text.
Phone Number Parser & Validator
Parse, format, and validate international phone numbers using Google's libphonenumber standard with country detection.
Numeronym Generator (i18n, a11y, k8s)
Generate technical numeronym abbreviations like i18n, a11y, l10n, and k8s from any word or sentence.
Email Address Normalizer & Cleaner
Normalize email addresses by removing Gmail dots, sub-addressing (+ tags), and lowercasing domain names.
Word Frequency Counter & Keyword Density
Count individual word occurrences and calculate percentage keyword density.
Duplicate Line Remover
Remove duplicate lines from text files and lists to keep only unique entries.
Zalgo Glitch Text Generator
Generate chaotic, creepy, and glitchy Zalgo text using stacked Unicode diacritical marks.
Markdown Link Extractor
Extract all hyperlinks and embedded image URLs from Markdown documents.
Levenshtein Distance & Text Similarity
Compute edit distance (insertions, deletions, substitutions) and percentage similarity between two texts.
ROT13 & Caesar Cipher Encoder
Encode and decode text using classic ROT13 or custom shift Caesar Ciphers.
Text Truncator & Ellipsis Previewer
Truncate text with ellipsis while preserving whole words and preview across UI cards and SERP snippets.
Blank Line & Whitespace Stripper
Remove redundant blank lines, trim leading/trailing spaces, and collapse multiple whitespaces.
Palindrome & Anagram Checker
Verify whether phrases read identical backwards (Palindrome) and test exact letter anagrams.
Syllable Counter & Flesch Readability Score
Count text syllables and evaluate Flesch Reading Ease score to test writing clarity.
Text to Braille Translator
Translate standard Latin text, Turkish letters, and digits into official Unicode 6-dot Braille alphabet patterns.
Word Wrapper & Line Width Breaker
Wrap long text at a specific character column width (72, 80, 100, etc.) with word-boundary preservation, prefixes, and indentation.
Bionic Reading Text Formatter
Emphasize word beginnings with adjustable bolding, a live preview and HTML/Markdown export.
Line-by-Line Two List Merger & Column Joiner
Zip and merge two separate multi-line lists line-by-line with custom delimiters, prefixes, and suffixes.
Subtitle (SRT / WebVTT) Time Resync Shifter & Converter
Fix out-of-sync movie subtitles by shifting all SRT/VTT timestamps forward or backward in milliseconds, or convert SRT to WebVTT.
Server Log File Severity Filter & Error Extractor
Parse application and server log outputs, count ERROR/WARN/INFO occurrences, and isolate critical error lines instantly.
Conversion Tools16
Universal Unit Converter
Convert length, mass, temperature, area, and digital data storage units with high precision.
Base64 Text Encoder & Decoder
Encode plain text to Base64 or decode Base64 strings back to readable UTF-8 text.
Unix Timestamp to Date Converter
Convert Unix Epoch timestamps (seconds/milliseconds) to human-readable dates and vice versa.
Image Format Converter (PNG, JPG, WebP)
Convert images between PNG, JPG, and WebP file formats directly in your browser.
Text to ASCII & Binary Converter
Convert text characters into Decimal, Hexadecimal, and 8-bit Binary ASCII codes.
Unicode & Escape Code Converter
Convert characters and emojis into \uXXXX escapes, Unicode Code Points (U+), and HTML decimal entities.
Image to Base64 Converter
Convert PNG, JPG, WEBP, and SVG images into Data URI, HTML <img> tags, and CSS Base64 strings.
Base64 to PDF Converter & Viewer
Decode Base64 strings to downloadable PDF files with instant in-browser preview.
JSON & XML Bi-directional Converter
Convert JSON datasets into valid XML documents and transform XML tags into structured JSON objects.
Roman Numerals Converter
Convert numbers into Roman numerals and decode Roman numerals back into standard integers with step-by-step math.
JSON & TOML Bi-directional Converter
Convert configuration files seamlessly between JSON and TOML formats with live syntax validation.
CSV to vCard (.vcf) Phone Contacts Converter
Convert CSV contact lists (Name, Phone, Email, Company) into a standard multi-contact vCard 3.0 (.vcf) file for iOS, Android, and Google Contacts.
JSON to Protocol Buffers (proto3 .proto) Schema Converter
Convert JSON payloads into Google Protocol Buffers (proto3) message definitions with automatic field numbering for gRPC services.
Color Temperature (Kelvin 1000K–12000K) to RGB & HEX Converter
Convert blackbody light color temperature in Kelvin (1000K to 12000K) into exact RGB and HEX values for 3D rendering, photography, and smart lighting.
RF Signal Power (dBm ↔ mW ↔ Watt ↔ Vrms) Converter
Convert RF signal power in dBm to milliwatts (mW), Watts, dBW, and RMS Voltage across a 50-Ohm load for Wi-Fi, LoRa, and telecom engineering.
Video Streaming Bitrate (Mbps) & Recording File Size Calculator
Calculate recommended streaming/recording bitrate (Mbps) and total video storage size (GB) from resolution, frame rate, codec, and duration.
Calculators40
Online Smart Calculator
Modern online calculator with operation history, keyboard support, and clean layout.
Percentage Calculator (Increase, Discount)
Calculate percent of value, percentage increase/decrease, sales discounts, and tax rates.
Date Difference & Days Between Calculator
Calculate the exact number of days, weeks, months, years, and working days between two dates.
Exact Age & Birthday Calculator
Calculate your exact age in years, months, days, hours, and count down to your next birthday.
Body Mass Index (BMI) Calculator
Calculate your Body Mass Index (BMI) and discover your healthy ideal weight range.
Energy Unit Converter (Joule, Cal, kWh)
Convert between Joules, Calories (cal), Kilocalories (kcal), Kilowatt-hours (kWh), BTU, and electronvolts.
Fuel Consumption & Trip Cost Calculator
Convert L/100km, US MPG, and UK MPG; calculate total trip fuel expenses based on distance.
Volume & Liquid Capacity Converter
Convert between Liters, Milliliters, Cubic Meters (m³), Gallons, Fluid Ounces (fl oz), and Barrels.
Salary & Net-Gross Calculator
Calculate 12-month net from gross salary or gross from target net with SGK, progressive income tax brackets, and employer cost.
VAT & Sales Tax Calculator
Calculate VAT inclusive/exclusive amounts with %1, %10, %20 standard and custom sales tax rates instantly.
Severance Pay Calculator
Estimate statutory severance pay and notice compensation based on employment dates, gross wage, benefits, and statutory ceiling.
Rent Increase & CPI Calculator
Calculate statutory rent increase amount and new rent based on 12-month CPI/inflation rate averages.
Statutory Notice Pay Calculator
Calculate statutory notice period, gross notice pay, tax deductions, and net payout based on labor law.
Unused Annual Leave Pay Calculator
Calculate the exact cash compensation for accrued unused annual leave days upon job exit.
Overtime Pay Calculator (1.5x & 2x Rates)
Calculate gross and net overtime pay for extra hours and public holidays.
Loan Installment & Amortization Calculator
Calculate monthly installments, total interest, tax charges, and amortization schedule for any loan.
Compound Interest & Investment Growth Calculator
Simulate portfolio wealth growth with regular contributions and compounding interest.
Inflation & Purchasing Power Loss Calculator
Measure how inflation erodes real purchasing power over time and see future basket costs.
Tip Calculator & Bill Splitter (Per Person)
Calculate tip percentages and split the restaurant bill evenly among friends with WhatsApp copy.
Profit Margin & Markup Calculator
Calculate gross profit, profit margin percentage, and markup percentage from cost and revenue.
Crypto Profit & Loss (PnL) & ROI Calculator
Calculate net crypto trading profit, exit value, exchange fees, and percentage ROI.
Simple Interest & Term Deposit Return Calculator
Calculate gross and net simple interest returns for daily, monthly, or yearly term deposits.
Currency Cross Rate & Parity Calculator
Calculate instant cross-rate parities between major global currencies (USD, EUR, TRY, GBP, JPY).
Daily Calorie Needs (TDEE) & BMR Calculator
Calculate your Basal Metabolic Rate (BMR) and Total Daily Energy Expenditure (TDEE) for weight goals.
Temperature Unit Converter
Convert temperatures between Celsius, Fahrenheit, Kelvin, Rankine, Delisle, and Réaumur.
Speed & Velocity Unit Converter
Convert speed units between km/h, mph, m/s, knots, ft/s, and Mach speed.
Digital Storage & Download Time Calculator
Convert decimal storage (KB, MB, GB, TB) and binary (KiB, MiB, GiB, TiB) with download time calculator.
Combination & Permutation Calculator
Calculate C(n,r) combinations and P(n,r) permutations with and without repetition.
Freelance Hourly & Daily Rate Calculator
Determine your ideal freelance hourly and daily rate based on income goals, taxes, and overhead.
ROI (Return on Investment) Calculator
Calculate total Return on Investment (ROI), net profit, and annualized compound return rates.
Break-Even Point (BEP) Calculator
Determine required sales volume in physical units and revenue to cover all business fixed costs.
CAGR (Compound Annual Growth Rate) Calculator
Calculate smoothed annual growth rates (CAGR) and year-over-year investment trajectories.
Daily Water Intake & Hydration Calculator
Calculate personal daily water intake goals in liters and glasses based on weight and activity.
SaaS Metrics Calculator (MRR, ARR, LTV, CAC & Churn)
Calculate Monthly Recurring Revenue (MRR), ARR, Customer Lifetime Value (LTV), CAC payback period, and LTV:CAC ratio for SaaS businesses.
Social Security Service Days & Target Retirement Calculator
Convert total social security premium days into 360-day accounting years/months/days and calculate exact completion dates for 3600, 5000, 7200, and 9000 day milestones.
Electricity Consumption (kWh) & Appliance Cost Calculator
Calculate daily, monthly, and annual electricity consumption (kWh) and bill cost based on appliance wattage, usage hours, and electricity tariff.
GCD, LCM & Prime Factorization Calculator
Calculate the Greatest Common Divisor (GCD), Least Common Multiple (LCM), and exponential prime factorization of multiple integers.
Battery Capacity (mAh / Wh) & Runtime Calculator
Convert battery capacity between mAh and Watt-hours (Wh) and calculate exact device runtime based on voltage, load current, and discharge efficiency.
Solar Panel (kWp), Inverter & Battery Bank Sizing Calculator
Calculate required solar panel count, array kWp size, inverter capacity, and LiFePO4 battery storage (kWh) based on daily energy consumption and peak sun hours.
Air Conditioner BTU/h & Room Capacity Calculator
Calculate the ideal air conditioner cooling capacity (BTU/h and kW) and commercial unit class (9000, 12000, 18000, 24000 BTU) for your room.
Security & Encryption24
Strong Random Password Generator
Generate random passwords with Web Crypto API, adjustable length and character settings.
Cryptographic Hash Generator (MD5, SHA-256)
Compute MD5, SHA-1, SHA-224, SHA-256, SHA-384, and SHA-512 cryptographic hashes in real time.
JSON Web Token (JWT) Decoder
Decode and inspect JSON Web Tokens (JWT) client-side to examine Header, Payload, and expiration status.
Certificate Signing Request (CSR) Decoder
Decode and verify Certificate Signing Requests (CSR) to inspect Common Name, Organization, and key size.
Self-Signed SSL Certificate Generator
Generate self-signed SSL certificates and RSA private keys (PEM format) client-side for local development.
SSL Certificate Expiration Checker
Check SSL certificate expiration date, remaining valid days, issuer, and domain coverage from PEM.
.htpasswd Password Generator
Generate secure .htpasswd credentials for Apache and Nginx HTTP Basic Authentication (SHA-1 & MD5).
IBAN & Credit Card Validator
Validate IBAN numbers via MOD-97 and verify credit card validity using the Luhn algorithm with 100% local browser privacy.
JWT Token Generator & Mock Token Builder
Craft and sign mock JSON Web Tokens (JWT) for local API development and testing.
Password Strength & Brute-Force Crack Time Tester
Analyze password entropy and calculate how long a brute-force attack would take to crack it.
Cryptographically Secure PIN Code Generator
Generate unguessable 4-digit and 6-digit random PIN numbers using Web Crypto API.
Bcrypt Password Hash Generator & Verifier
Generate cryptographic Bcrypt password hashes and verify existing hashes against plaintext passwords.
HMAC Hash Generator (SHA / MD5)
Compute Hash-based Message Authentication Codes (HMAC) using SHA-256, SHA-512, MD5, and secret keys.
Text Encryption & Decryption (AES)
Encrypt and decrypt plaintext strings using AES-256 or TripleDES with a custom secret passphrase.
API Key & Secret Token Partial Redactor (Asterisk Masker)
Partially redact a single API key, secret token, or card string by keeping the first N and last M characters visible (e.g. sk-proj-****5C4D).
TOTP 2FA Authenticator & Token Generator
Generate live 30-second TOTP two-factor authentication tokens and QR codes compatible with Google Authenticator.
RSA Key Pair Generator (PEM)
Generate cryptographic RSA public and private key pairs (1024, 2048, 4096-bit) in PEM format using Web Crypto API.
Server Security Headers (HSTS, CSP, X-Frame) Config Generator
Configure production HTTP Security Headers (HSTS, CSP, X-Frame-Options) for Nginx, Apache, or Vercel.
HTTP Cookie & Set-Cookie Header Parser
Parse HTTP Set-Cookie response headers to inspect HttpOnly, Secure, and SameSite security flags.
Hash Identifier & Algorithm Analyzer
Identify probable hashing algorithms (MD5, SHA-256, Bcrypt, Argon2) by analyzing string structure.
Subresource Integrity (SRI) Hash & Tag Generator
Generate W3C-compliant SHA-256, SHA-384, and SHA-512 Subresource Integrity (SRI) Base64 hashes and ready-to-use HTML <script> and <link> tags.
SSH Public Key Parser & SHA-256 Fingerprint Calculator
Inspect OpenSSH public keys (ssh-ed25519, ssh-rsa, ecdsa), extract key algorithm metadata, and compute the exact OpenSSH SHA-256 fingerprint.
Bulk Log PII Scrubber & GDPR / KVKK Auto-Anonymizer
Automatically scan bulk server logs, JSON, or text documents and scrub all emails, credit cards, IBANs, phone numbers, and IPv4 addresses.
CORS Policy & HTTP Response Header Builder
Configure secure Access-Control-Allow-* CORS headers, detect credential wildcard misconfigurations, and export snippets for Nginx, Express, and Next.js.
Design & Graphics43
Color Picker & Palette Generator
Pick colors in HEX, RGB, and HSL formats; generate harmonious color palettes and gradients.
Image Color Picker & Eyedropper
Upload photos or graphics and click any pixel to sample exact HEX and RGB color codes.
Custom QR Code Generator
Generate high-resolution PNG and SVG QR codes for websites, Wi-Fi networks, text, and contact cards.
Favicon & App Icon Generator
Generate 16x16, 32x32, 180x180 Apple Touch icons, and Android PWA icons from your logo.
Transparent PNG & Background Remover
Remove white, black, or green screen backgrounds and convert images into transparent PNGs.
Website Responsive Device Mockup Preview
Preview and test responsive websites inside MacBook, iPad, and iPhone device frames.
Online Meme & Caption Generator
Create funny memes and captioned photos with top and bottom impact text on custom images.
ASCII Art & Text Banner Generator
Convert text to ASCII banner typography or transform photos into ASCII character art.
Image Resizer & Scaler
Resize images by exact pixels or percentage with aspect ratio lock, quality control, and social media presets.
Microphone & Webcam Tester
Test your microphone input volume with real-time decibel meter and verify webcam video stream resolution securely.
WCAG Color Contrast Checker
Verify text and background color combinations against WCAG 2.1 AA and AAA accessibility contrast standards.
CSS Gradient Generator
Design linear and radial gradients with customizable angles, multi-stop color palettes, and ready-to-use CSS output.
CSS Box-Shadow & Border-Radius Generator
Visually configure CSS box-shadow offsets, blur, spread, inset modes, and 4-corner border-radius with live CSS export.
Barcode Generator (Code 128 / Code 39)
Generate high-resolution Code 128 and Code 39 barcodes from text or numbers with custom dimensions and PNG download.
Universal Color Converter (HEX, RGB, HSL, CMYK)
Convert color values seamlessly between HEX, RGB, HSL, and print-ready CMYK formats.
SVG to PNG Converter (High Resolution)
Convert vector SVG graphics into crystal clear PNG images at any resolution scale.
SVG Optimizer & Minifier
Minify and strip unnecessary metadata from SVG graphics to reduce file size up to 60%.
Image File Size Reducer & Lossless Compressor (KB / MB)
Shrink image file sizes (KB/MB) directly in your browser with customizable compression quality.
Image Rotate & Flip Tool (Horizontal / Vertical)
Rotate photos clockwise or counterclockwise and flip horizontally or vertically.
Image Censor & Privacy Blur Tool (Pixelate / Redact)
Blur, pixelate, or black out faces, license plates, and private credentials on images.
CSS Glassmorphism Generator & Playground
Generate modern frosted glass UI cards with real-time backdrop-filter CSS and Tailwind classes.
CSS Neumorphism Generator (Soft UI)
Design elegant Soft UI and Neumorphic components with dual box-shadow calculations.
CSS Flexbox Playground & Generator
Visually configure flexbox containers and generate CSS and Tailwind classes interactively.
CSS Grid Layout Generator
Visually structure responsive CSS Grid layouts with custom columns, rows, and gaps.
Favicon Previewer & Multi-Platform Tester
Test how your favicon looks in browser tabs, Google search SERP results, and mobile home screens.
CSS Keyframe Animation Generator
Create smooth CSS keyframe animations (bounce, pulse, shake, flip) with customizable duration and timing.
Color Palette & Harmony Generator (Complementary, Triadic)
Generate harmonious color palettes: complementary, analogous, triadic, tetradic, and monochromatic.
SVG Placeholder & Dummy Image Generator
Create lightweight, fully customizable SVG placeholder and dummy images with custom dimensions, colors, and typography.
Golden Ratio (Phi 1.618) Calculator
Calculate layout proportions, column widths, and typography scales based on Golden Ratio (φ ≈ 1.618).
CSS Clip-Path Generator & Shape Builder
Create and preview complex CSS clip-path polygon shapes with instant copyable styles.
CSS Mesh Gradient Generator
Design modern, organic multi-point CSS Mesh Gradients with pure radial gradients.
Color Blindness Simulator
Simulate color perception under Protanopia, Deuteranopia, Tritanopia, and Achromatopsia.
Aspect Ratio Calculator & Resizer
Calculate and simplify aspect ratios (16:9, 4:3, 1:1) from pixel dimensions with responsive CSS.
Print DPI / PPI & Pixel Resolution Calculator
Calculate physical print dimensions (cm/inches) from pixels and DPI (300 DPI, A4, Poster).
SVG Path Visualizer & Inspector
Visualize and inspect SVG <path> d attributes in real time, analyzing drawing commands.
CSS Cursor Showcase & Tester
Test and explore all native CSS cursor property values in an interactive hover sandbox.
CSS Filter Effects Playground
Create and combine CSS filter effects (blur, brightness, contrast, hue-rotate, invert, sepia).
Web Safe 216 Color Palette Matcher
Snap any RGB/HEX color to its nearest 216 Web-Safe Color equivalent for legacy screen reproduction.
SVG Wave & Section Divider Background Generator
Create customizable multi-layered smooth SVG wave section dividers for landing pages and copy clean inline SVG or CSS code.
CSS Fluid Typography & Spacing clamp() Calculator
Calculate exact mathematical CSS clamp() formulas for responsive fluid typography and spacing that scale smoothly between mobile and desktop viewports.
Tailwind CSS 50–950 Color Shade Scale Generator
Generate a complete 11-step (50 to 950) Tailwind CSS color shade scale from any single HEX brand color and export as CSS variables or JSON.
Custom CSS Scrollbar Styler & Code Generator
Design custom CSS scrollbars with thumb radius, track color, and hover states compatible with Chrome, Edge, Safari, and Firefox.
SVG Dot Matrix & Blueprint Grid Pattern Generator
Create lightweight SVG dot matrix, blueprint grid, and crosshatch background patterns with one-click CSS background-image data URI export.
Developer Utilities42
JSON Formatter & Validator (Beautifier)
Beautify, validate, and minify JSON data with instant syntax error detection and color highlighting.
HTML, CSS & JS Code Minifier
Minify HTML, CSS, and JavaScript files by stripping comments and redundant whitespace.
Live Markdown Editor & HTML Converter
Write and preview Markdown with live rendering and export to clean HTML code.
PHP Syntax & Bracket Validator
Analyze PHP code to catch missing semicolons, unclosed brackets, and syntax structure issues.
SQL Query Formatter & Beautifier
Format, beautify, and indent SQL queries (MySQL, PostgreSQL, SQLite) with uppercase keywords.
XML Formatter, Validator & Minifier
Validate XML structures for well-formedness, beautify with indentation, or minify to single-line.
HTML Entity Encoder & Decoder
Encode special characters (<, >, &, ") into safe HTML entities (<, >, &) or decode back to text.
Lorem Ipsum Generator
Generate custom placeholder Lorem Ipsum dummy text by words, sentences, or paragraphs with HTML tag support.
Regex Tester & Debugger
Test regular expressions with real-time colored match highlighting, capture group inspection, and replacement preview.
UUID / GUID Generator (v4)
Generate cryptographically secure v4 UUIDs / GUIDs in bulk (up to 500) with uppercase, hyphens, and wrapper styles.
CSV ↔ JSON Converter
Bidirectional CSV to JSON and JSON to CSV converter with custom delimiters, header detection, and live table preview.
Typing Speed Test (WPM / CPM)
Test your keyboard typing speed in Words Per Minute (WPM) with real-time character accuracy and shareable score badge.
JSON to YAML & YAML to JSON Converter
Convert JSON to YAML and YAML to JSON seamlessly with real-time syntax formatting.
JSON to TypeScript Interface Generator
Automatically generate strongly-typed TypeScript interfaces from any JSON payload.
cURL to Code Converter (Fetch, Axios, Python, PHP)
Convert raw cURL commands to JavaScript fetch, axios, Python requests, PHP cURL, and Go.
Cron Expression Generator & Explainer
Build cron schedule expressions visually and read human-friendly explanations.
URL Parser & Query String Editor
Parse URLs into protocol, hostname, path, hash, and interactively edit query parameters.
GeoJSON Validator & Geometry Checker
Validate GeoJSON structure, coordinate geometry, and RFC 7946 compliance.
Docker Run to Docker Compose Converter
Easily convert complex docker run CLI commands into standard docker-compose.yml files.
Linux Chmod Permissions Calculator
Calculate and convert Linux file permissions interactively between octal and symbolic formats.
Keyboard Key Code & Event Inspector
Press any key on your keyboard to instantly inspect JavaScript e.key, e.code, and legacy keycode values.
ULID Generator & Decoder
Generate and decode universally unique lexicographically sortable identifiers (ULID) with millisecond precision.
MIME Types & Content Types Reference
Search and explore comprehensive MIME types, file extensions, and HTTP Content-Type headers.
Interactive Git Commands Cheatsheet
Comprehensive, searchable Git cheatsheet covering branch, commit, undo, stash, remote, and rebase operations.
SQL INSERT to JSON Converter
Convert SQL INSERT queries to JSON arrays and JSON to SQL INSERT statements.
JSON Schema Validator & Generator
Validate JSON data against JSON Schema definitions or infer draft-07 schemas from sample JSON.
CSV to Markdown Table Converter
Convert comma or semicolon separated CSV data into GitHub Flavored Markdown tables.
Markdown Table to HTML Converter
Convert Markdown table syntax into clean, standard semantic HTML <table> markup.
URL Query String to JSON Converter
Convert URL query strings (?foo=bar&baz=1) to JSON objects and serialize JSON back to query strings.
Hex to ASCII Text Converter
Convert hexadecimal byte sequences into readable ASCII text and text back to Hex.
Text to Octal (Base-8) Converter
Convert plain text characters to base-8 octal bytes and decode octal strings into text.
Base32 Encoder & Decoder
RFC 4648 compliant Base32 encoder and decoder, used in 2FA/TOTP secret keys.
Raw HTTP Response Headers Parser & Security Auditor
Parse raw HTTP request and response headers into key-value pairs with security checks.
SemVer Version Comparator
Compare SemVer versions, including prerelease identifiers, and check their precedence.
.env to JSON Converter
Convert environment variables (.env files) into JSON objects and serialize JSON to .env.
Interactive Markdown Table Builder
Visually build GitHub Flavored Markdown tables with dynamic rows, columns, and text alignment.
JSON to TypeScript Zod Validation Schema Generator
Automatically infer Draft 2020-12 JSON Schema and TypeScript Zod validation schemas (z.object) from any raw JSON payload.
Crontab to Linux Systemd Timer & Service Generator
Convert traditional Linux crontab schedules into modern systemd .timer (OnCalendar) and .service unit files with Persistent=true support.
JSON to GraphQL SDL Schema & Type Generator
Automatically generate GraphQL Schema Definition Language (SDL) object types and root Query definitions from any sample JSON response.
OpenAPI 3.1 (Swagger YAML) Specification Builder
Generate compliant OpenAPI 3.1.0 (Swagger) YAML documentation from an endpoint path, HTTP method, and sample JSON response.
JSON to SQL CREATE TABLE & Prisma Schema Generator
Automatically generate PostgreSQL CREATE TABLE DDL statements and Prisma ORM model schemas from any sample JSON object.
Multi-Stage Production Dockerfile & .dockerignore Generator
Generate optimized, non-root multi-stage production Dockerfiles and .dockerignore files for Next.js, Node.js, Python FastAPI, and Go applications.
Time & Clocks12
Target Date & Event Countdown Clock (Days Until)
Track remaining days, hours, minutes, and seconds until any future calendar date, exam, or special event.
World Clock & Time Zone Converter
Track live local times across major world cities (London, New York, Tokyo, Istanbul) and time differences.
Online Precision Stopwatch
Millisecond-precision online stopwatch with lap recording and keyboard shortcuts.
Duration Timer & Online Audio Alarm Bell
Set minute and second duration timers for workouts, cooking, or breaks with an audible browser alarm bell.
Count Up Timer (Days Since Tracker)
Track days, hours, and minutes elapsed since a milestone (habit quitting, relationship anniversary, project launch).
Pomodoro Focus Timer
Boost productivity with classic 25/5 min Pomodoro intervals, custom session lengths, session counter, and audio chimes.
90-Minute Sleep Cycle & Alarm Calculator
Calculate optimal sleep and wake times based on natural 90-minute REM sleep cycles.
Habit Streak & 66-Day Tracker
Plan a 66-day habit tracker and follow your progress and daily streaks.
ISO-8601 Week Number & Fiscal Quarter Calculator
Find the exact ISO-8601 week number (e.g., 2026-W41), fiscal quarter (Q1–Q4), day of year, and remaining days in the year for any date.
Global Meeting Time Overlap & Working Hours Planner
Compare working hours across Istanbul, London, Berlin, New York, San Francisco, and Tokyo to find optimal overlapping meeting slots.
Shift Work & Duty Rotation Schedule Calculator
Calculate exact future shift and off-duty days for 12/36, 24/48, 4-on/2-off, and industrial rotating schedules.
Time Duration to Milliseconds, Seconds & Cache TTL Converter
Convert days, hours, and minutes into exact milliseconds for JavaScript timers, seconds for Redis TTL, and HTTP Cache-Control max-age headers.
Random & Fun10
Random Picker & Raffle Draw Generator
Pick unbiased random winners and substitutes from custom participant lists with celebratory confetti.
Random Team & Group Generator
Split a roster of players or colleagues into balanced, randomized teams or breakout groups.
Random Full Name Generator (Filtered)
Generate realistic random first and last names filtered by gender for testing or character naming.
Biorhythm Cycle Calculator (Physical, Emotional, Intellectual)
Calculate 23, 28, and 33-day physical, emotional, and intellectual sinusoidal biorhythm cycles (entertainment only).
Dice Roller, Coin Flipper & RNG
Interactive 3D animated dice roller (d4 to d100), coin flipper, and random number generator with history and share links.
Love Compatibility Calculator
Calculate fun love compatibility percentages, emotional synergy, and relationship chemistry by names and zodiac signs.
Decision Wheel & Random Choice Picker
Spin the customizable decision wheel to make random choices for food, games, and contests.
Secret Santa / Gift Exchange Matcher
Generate randomized Secret Santa / Gift Exchange pairs where nobody draws their own name.
Tournament Bracket & Match Fixture Generator
Randomize a list of players or teams into knockout first-round matchups or complete round-robin league pairings.
Interactive 5×5 Custom Bingo Card Generator
Create an interactive, clickable 5×5 Bingo board with custom words or randomized numbers for team meetings and events.
Network & Webmaster26
My IP Address & Geolocation Lookup
Check your public IP address, Internet Service Provider (ISP), country, and geolocation details.
URL Encoder, Decoder & UTM Parser
Encode/decode special characters in URLs and parse query strings and UTM parameters into an organized table.
Whois & Domain RDAP Lookup
Query domain registration dates, expiration timelines, registrars, and Name Servers directly via RDAP.
DNS Record Checker (DNS-over-HTTPS)
Query A, AAAA, MX, TXT, CNAME, and NS records client-side using Cloudflare DNS-over-HTTPS API.
Bulk URL Opener (Multiple Tabs)
Open multiple web links simultaneously in separate tabs with customizable interval delays.
.htaccess File Generator (Apache Rules)
Generate Apache .htaccess rules for HTTPS redirection, WWW prefix preferences, custom 404s, and GZIP.
Email Syntax & Disposable Domain Validator
Validate email address syntax against RFC 5322 standards and detect throwaway temporary mailboxes.
Punycode (IDN) Domain Converter
Convert internationalized domain names (IDNs) to ASCII Punycode (xn--) and decode Punycode back to Unicode.
User-Agent String Parser & Analyzer
Parse and detect browser version, operating system, rendering engine, and device type from any User-Agent.
HTTP Status Codes Cheat Sheet & Reference
Complete searchable dictionary and guide for all standard HTTP response status codes.
IPv4 Subnet & CIDR Calculator
Calculate network address, broadcast address, netmask, wildcard mask, and usable host range for any IPv4 CIDR subnet.
IPv4 Address Format Converter (Decimal/Hex/Binary)
Convert standard dotted-decimal IPv4 addresses into decimal integers, hexadecimal, binary, and IPv6-mapped forms.
IPv4 IP Range Expander & Lister
Expand an IPv4 start-end range or CIDR block into an individual list of all discrete IP addresses.
IPv6 ULA (Unique Local Address) Generator
Generate RFC 4193 compliant unique local IPv6 address prefixes (ULA, fd00::/8) for private networks.
Random MAC Address Generator
Generate random MAC addresses in multiple formats (colon, hyphen, or plain) with unicast/multicast toggles.
MAC Address OUI Vendor Lookup
Lookup the hardware vendor (OUI) associated with a MAC address including Apple, Cisco, Samsung, and Intel.
Random Network Port Generator
Generate random, conflict-free TCP/UDP port numbers in the registered or dynamic/ephemeral range.
SafeLinks & URL Redirect Decoder
Decode Microsoft Outlook SafeLinks, Proofpoint URL Defense, and Google redirect URLs to reveal the original destination.
TCP / UDP Port Reference & Search
Search standard TCP & UDP network port numbers, service protocols, and security risk levels.
User-Agent Builder & Presets Library
Browse and generate authentic User-Agent strings for desktop browsers, mobile devices, and crawlers.
DNS Record Explainer & TTL Propagation Calculator
Comprehensive guide to DNS record types (A, AAAA, CNAME, MX, TXT) and TTL propagation delay calculator.
SPF & DMARC Email Authentication DNS Record Generator
Generate RFC-compliant SPF (v=spf1) and DMARC (v=DMARC1) DNS TXT records with presets for Google Workspace, Microsoft 365, and Amazon SES.
WireGuard VPN Server & Peer Config (wg0.conf) Builder
Generate ready-to-deploy WireGuard VPN server (wg0.conf) and client peer configuration files with PostUp/PostDown NAT masquerading rules.
Nginx Reverse Proxy, SSL & WebSocket Config Generator
Generate production-ready Nginx reverse proxy server blocks with HTTP/2, Let's Encrypt SSL, WebSocket upgrade headers, and security directives.
Network MTU, TCP MSS & Tunnel Overhead Calculator
Calculate optimal interface MTU and TCP Maximum Segment Size (MSS) across Ethernet, PPPoE, WireGuard, IPSec, and VXLAN tunnels to prevent packet fragmentation.
MAC Address to IPv6 SLAAC EUI-64 & Link-Local Calculator
Convert any 48-bit MAC address into its 64-bit Modified EUI-64 interface identifier, IPv6 fe80:: Link-Local address, and Cisco dotted format.
PDF Tools13
PDF Merge & Combine (Client-Side)
Merge multiple PDF documents into a single file directly in your browser with 100% privacy.
PDF Splitter & Page Extractor
Extract specific pages or page ranges (e.g. 1-3, 5) from large PDF documents into a new file.
PDF Page Numbering Tool
Add clean, formatted page numbers (Page X of Y) to headers or footers across all PDF pages.
Images & Text to PDF Document Creator
Convert multiple PNG/JPG photos or raw text into a standard A4 formatted PDF document.
PDF Metadata & Security Editor
Edit title, author, and subject metadata attributes in PDF documents directly in your browser.
Simple PDF Invoice Generator
Create clean, professional PDF invoices with dynamic line items, tax (VAT) calculation, and instant A4 PDF download.
Rotate PDF Pages Online (90°, 180°, 270°)
Rotate skewed or upside-down PDF pages clockwise or counterclockwise directly in your browser.
Add Text Watermark to PDF Online
Add diagonal text watermarks (e.g., CONFIDENTIAL, DRAFT) across all PDF pages.
PDF Page Resizer & Paper Size Converter
Standardize and resize all pages of your PDF document to A4, US Letter, Legal, A3, or A5.
PDF Page Reorder & Organizer
Reorder, reverse, or rearrange PDF pages in any custom sequence completely offline in your browser.
PDF Text Extractor & TXT Converter
Extract selectable PDF text in your browser, check text counts, and download as .txt.
Booklet Printing & Saddle-Stitch Page Imposition Calculator
Calculate exact front/back duplex sheet page ordering (N, 1, 2, N-1...) and required blank padding pages for saddle-stitch booklet printing.
PDF Print Run, Toner Coverage & Copy Cost Calculator
Estimate total paper sheets, duplex savings, and printing cost for multi-page PDF documents based on copy count and per-page rate.
SEO Tools10
HTML Heading Structure Extractor (H1-H6 Tree)
Extract H1-H6 headings from HTML code and inspect heading hierarchy and single-H1 SEO rules.
Open Graph (OGP) & Social Card Previewer
Preview how your links appear on Facebook, Twitter/X, and LinkedIn with og:title, og:description, and og:image.
Meta Title & Description SERP Analyzer
Extract <title> and meta descriptions from HTML and preview realistic Google SERP search snippets.
Robots.txt Generator & URL Crawler Tester
Generate and test robots.txt crawling instructions against specific URL paths in real time.
XML Sitemap Generator (sitemap.xml)
Build sitemaps.org compliant XML sitemaps for Google Search Console with priority and frequency.
SEO Meta Tags & OpenGraph Generator
Generate production HTML SEO Meta Tags, Open Graph cards, and Twitter / X summary card snippets.
Schema.org JSON-LD Markup Generator
Create valid Schema.org JSON-LD Structured Data markup for Google Rich Results.
International SEO Hreflang Tag Generator (HTML & XML)
Generate Google-compliant <link rel="alternate" hreflang="..." /> HTML head tags with x-default fallback for multilingual websites.
IAB ads.txt & app-ads.txt Generator & Syntax Validator
Validate and generate IAB Tech Lab compliant ads.txt and app-ads.txt files for Google AdSense, AdMob, AppLovin, and programmatic ad networks.
IndexNow Instant Indexing JSON & cURL Request Builder
Build batch IndexNow JSON payloads and cURL commands to notify Bing, Yandex, and Naver of new or updated URLs immediately.
HTML Tools9
HTML Image URL Extractor & Gallery
Extract all <img> tags and image URLs from HTML markup into a thumbnail preview gallery with one-click export.
Rich Text WYSIWYG & HTML Editor
Write formatted content with visual bold, italic, headings, lists, and links; export clean HTML code.
HTML Link & Anchor Extractor (Internal/External)
Extract all hyperlinks (<a href>) from HTML, categorizing internal and external links with anchor text and rel attributes.
Excel / Spreadsheets to HTML Table Converter
Paste tabular data from Excel or Google Sheets and convert it into responsive, styled HTML table markup.
HTML to Markdown Converter
Convert rich HTML markup into clean, GitHub-flavored Markdown text.
HTML Table Generator & Visual Editor
Visually construct rows and columns to generate clean, responsive HTML and Tailwind CSS tables.
Responsive HTML <picture> & srcset Markup Generator
Generate Core Web Vitals optimized HTML <picture> elements with AVIF/WebP format fallbacks, responsive srcset widths, and decoding attributes.
Secure HTML <iframe> Sandbox & Permissions Policy Builder
Generate secure HTML <iframe> embed code with granular sandbox flags, Permissions-Policy allow attributes, and lazy loading.
PWA Web App Manifest (manifest.json) Generator
Create a W3C-valid Progressive Web App (PWA) manifest.json file with standalone display mode, theme colors, and icon definitions.
Audio Tools6
Online Audio Trimmer & Cutter (MP3 / WAV)
Trim, cut, and slice MP3 and WAV audio files client-side using Web Audio API with zero server uploads.
Audio Format & Sample Rate Converter (WAV)
Resample audio files between 44.1 kHz and 48 kHz and export to lossless 16-bit PCM WAV in your browser.
Text to Speech Converter (TTS)
Convert written text into natural spoken speech using Web Speech Synthesis with pitch, rate, and voice controls.
Speech to Text & Voice Typing
Transcribe live voice and speech into editable text in real time with multi-language dictation and instant export.
Audio Buffer Size, Sample Rate & DAW Latency Calculator
Calculate exact input/output and round-trip audio latency in milliseconds from sample rate (44.1–192 kHz) and buffer size (32–2048 samples).
BPM to Delay Time (ms), LFO Hz & Reverb Pre-Delay Calculator
Calculate exact quarter, eighth, sixteenth, dotted, and triplet delay times (ms) and LFO modulation frequencies (Hz) for any song BPM.
Social Media4
Social Media Handle & Username Generator
Generate aesthetic, memorable handles and brandable usernames for Instagram, TikTok, X, and gaming.
Social Media Image, Banner & Video Dimensions Guide
Interactive reference of exact pixel resolutions and aspect ratios for Instagram, YouTube, X/Twitter, TikTok, and LinkedIn posts, stories, and banners.
YouTube Video Chapters (00:00) & Timestamp Validator
Format and validate YouTube video chapter timestamps (verifies 00:00 start, minimum 3 chapters, chronological order, and 10-second minimum length).
Social Share Intent URL Generator (X, Telegram, LinkedIn, Reddit)
Generate zero-JS social share URLs for X/Twitter Intent, Telegram, LinkedIn, Reddit, and Email with URL-encoded text and links.
Changelog & Releases
View Full ChangelogWhat's New in ToolsApp
Your current release
v8.1.0Privacy and Service Terms
Unified privacy and service documents across six languages. Updated processing, retention/erasure, consumer rights, Lifetime, API and PRO feature explanations; aligned checkout notices and pricing answers. Removed advertising/install prompts from legal pages, added analytics preference controls and corrected duplicate titles and revision dates.
ImprovementLatestAdmin Password Control Alignment
Centered the show/hide password icon vertically on the right of the admin password field. Fixed the downward offset caused by shared button styles and enlarged the clickable area.
Transition to the New Extension
Removed the old ToolsApp Mini interface and ZIP download from the website. The old screen and update endpoints have been removed entirely, without redirects. Updated the showcase version to 2.0.1 and connected descriptions in six languages to one version source. Account pairing and PRO access for the new extension remain available.