All Tools
Explore our complete collection of free online tools. No sign-up, no installation.
Developer Tools
(28)JSON Formatter
Format, validate, and beautify your JSON data with syntax highlighting and instant error detection.
Regex Generator
Build, test, and debug regular expressions with real-time matching and pattern explanations.
UUID Generator
Generate unique UUIDs (v4) for your applications with one click, supporting bulk generation.
Timestamp Converter
Convert Unix timestamps to human-readable dates and vice versa with timezone support.
SQL Explain
Visualize and explain SQL query execution plans with formatted output and performance tips.
YAML Converter
Convert between YAML, JSON, and other formats with validation and formatting tools.
Text Diff
Compare two texts side by side and highlight the differences line by line with word-level accuracy.
Base64 Encoder/Decoder
Encode text to Base64 or decode Base64 strings. Supports file-to-Base64 conversion and image preview.
JWT Decoder
Decode and inspect JWT tokens. View header, payload, signature, and check expiration status.
URL Encoder/Decoder
Encode and decode URLs with support for batch processing. Includes full URL parsing with component breakdown.
Cron Expression Descriptor
Convert cron expressions to human-readable descriptions and preview the next execution times.
SVG Path Optimizer
Optimize SVG files by removing metadata, comments, and reducing precision. Preview and compare file sizes.
Icon & Favicon Generator
Generate multi-size icons and favicons from a single image. Includes Apple Touch Icons, Android icons, and web manifest.
JSON Compare
Compare two JSON objects and find differences. Visual diff for keys, values, and structure.
JSON Schema Generator
Generate JSON Schema from JSON data. Auto-detect types, required fields, and nested objects.
JSON Escape
Escape and unescape JSON strings. Convert between raw text and JSON-safe strings.
CSV to JSON
Convert CSV data to JSON format. Auto-detect headers, handle commas in quotes, nested structures.
XML to JSON
Convert XML to JSON format. Handle attributes, nested elements, and arrays automatically.
HTML Beautifier
Beautify and format HTML code. Auto-indent, fix formatting, and make HTML readable.
JS Beautifier
Beautify and format JavaScript code. Auto-indent, organize imports, and improve readability.
CSS Minifier
Minify CSS code to reduce file size. Remove whitespace, comments, and optimize rules.
JWT Generator
Generate JSON Web Tokens (JWT) with custom payload, secret, and expiration.
Hash Generator
Generate SHA-256, SHA-512, and other hash digests from text. Fast, client-side hashing.
MD5 Generator
Generate MD5 hash from text. Quick checksum for data integrity and legacy systems.
Color Converter
Convert colors between HEX, RGB, HSL, and CMYK formats. Visual color picker included.
QR Code Generator
Generate QR codes from text, URLs, or contact info. Download as PNG or SVG.
API Tester
Test REST APIs with custom headers, methods, and body. View response time and status.
Webhook Tester
Generate temporary webhook URLs to test incoming requests. View payloads in real-time.
SEO Tools
(18)Meta Tag Generator
Generate SEO-optimized meta tags including Open Graph, Twitter Cards, and standard HTML meta tags.
Robots.txt Generator
Generate optimized robots.txt files to control search engine crawling and protect sensitive pages.
Sitemap Generator
Generate XML sitemaps with proper priority, changefreq, and lastmod settings for better SEO indexing.
Hreflang Tag Generator
Generate hreflang link tags for multilingual SEO. Supports multiple language-country combinations and x-default.
Security Headers Scanner
Scan your website's HTTP security headers and get an A-F grade with actionable recommendations.
Privacy Policy & TOS Generator
Generate privacy policy and terms of service documents with GDPR, CCPA, and AdSense compliance.
Keyword Density Checker
Analyze keyword density in your content. Optimize for SEO with word frequency analysis.
SERP Preview
Preview how your page looks in Google search results. Optimize title tags and meta descriptions.
Open Graph Generator
Generate Open Graph meta tags for social media sharing. Optimize how your content appears on Facebook, LinkedIn, and more.
Schema Generator
Generate structured data (JSON-LD) schemas for SEO. Support for articles, products, FAQs, and more.
Canonical Checker
Check and validate canonical URL tags. Prevent duplicate content issues and consolidate page authority.
Redirect Checker
Check HTTP redirect chains and loops. Analyze 301, 302, and meta redirects for SEO optimization.
Core Web Vitals Checker
Analyze Core Web Vitals (LCP, FID, CLS) for page experience. Get actionable optimization tips.
Page Speed Checker
Test page load speed and performance. Get detailed recommendations to optimize loading time.
Indexability Checker
Check if your page can be indexed by Google. Analyze robots.txt, meta robots, and canonical tags.
Google Snippet Preview
Preview how your content appears in Google featured snippets. Optimize for position zero.
Shopify SEO Auditor
Audit your Shopify store's SEO and meta descriptions. Free Shopify SEO checker for product pages, collections, and blog posts with actionable recommendations.
TikTok Hashtag Generator
Generate trending TikTok hashtags to boost video views. Free TikTok hashtag generator for viral content, niche targeting, and maximum reach.
AI Tools
(3)Prompt Generator
Build structured AI prompts with role, context, task, and output format templates for better results.
AI Text Humanizer
Humanize AI-generated text to bypass AI detectors. Free AI text humanizer that makes ChatGPT, Claude, and GPT-4 content sound more natural and human-written.
ChatGPT Token Counter
Count tokens for ChatGPT, Claude, and GPT-4. Free token counter with pricing estimator for OpenAI API costs and usage limits.
Finance Tools
(19)US Tax Calculator
Calculate US federal and state income tax with FICA, deductions, and take-home pay estimation.
EU VAT Calculator
Calculate European VAT rates for all EU member states. Supports reverse charge and B2B/B2C transactions.
UK Tax Calculator
Calculate UK income tax, National Insurance, and student loan repayments with detailed breakdown.
Canada Tax Calculator
Calculate Canadian federal and provincial income tax with CPP, EI, and net income estimation.
Australia Tax Calculator
Calculate Australian income tax with Medicare Levy, HELP repayments, and superannuation.
Asia Tax Calculator
Compare income tax rates across major Asian economies: China, Japan, Singapore, India, and more.
Latin America Tax Calculator
Calculate income tax for major Latin American countries: Brazil, Mexico, Argentina, Chile, and Colombia.
Salary Calculator
Calculate annual, monthly, weekly, and hourly salary. Convert between different pay periods easily.
Take Home Pay Calculator
Calculate your net pay after taxes. Estimate federal, state, and local tax deductions.
Mortgage Calculator
Calculate monthly mortgage payments. Include principal, interest, taxes, and insurance (PITI).
Loan Calculator
Calculate loan payments, total interest, and amortization schedule for personal, auto, or student loans.
Retirement Calculator
Plan your retirement savings. Calculate how much you need to save monthly to reach your goals.
Investment Calculator
Calculate investment returns with compound interest. Compare different investment scenarios.
Compound Interest Calculator
Calculate how compound interest grows your money. Visualize exponential growth over time.
Freelance Tax Calculator
Calculate taxes for freelancers and self-employed. Estimate quarterly taxes and deductions.
PayPal Fee Calculator
Calculate PayPal transaction fees instantly. Estimate net proceeds after PayPal fees for personal, business, and international transactions.
Amazon FBA Fee Calculator
Calculate Amazon FBA fees and estimate seller profits. Get accurate FBA fulfillment, storage, and referral fee calculations for Amazon sellers.
Crypto Tax Calculator
Calculate cryptocurrency capital gains tax instantly. Free crypto tax calculator for Bitcoin, Ethereum, and altcoin transactions in USA, UK, Canada, and more.
Etsy Fee Calculator
Calculate Etsy seller fees instantly. Free Etsy fee calculator for listing, transaction, and payment processing fees to maximize your profits.
Document Tools
(5)PDF Compressor
Compress PDF files to reduce file size while maintaining quality. Optimize for web, email, or print.
PDF Merge
Merge multiple PDF files into one document. Combine, reorder, and organize PDFs easily.
PDF Split
Split PDF files into multiple documents by page ranges or extract specific pages.
PDF to Word
Convert PDF files to editable Word documents (DOCX) while preserving formatting and layout.
Word to PDF
Convert Word documents (DOCX) to PDF format with perfect formatting preservation.
Image Tools
(5)Image Compressor
Compress images (JPG, PNG, WEBP) to reduce file size without visible quality loss.
WEBP Converter
Convert images to WEBP format for smaller file sizes and faster web loading.
JPG to PNG
Convert JPG images to PNG format with transparency support and lossless quality.
PNG to JPG
Convert PNG images to JPG format for smaller file sizes and better compression.
Image Resize
Resize images to exact dimensions or percentages. Batch resize with aspect ratio lock.
Text Tools
(12)Word Counter
Count words, characters, sentences, and paragraphs in real-time. Includes reading time estimation.
Character Counter
Count characters with and without spaces. Perfect for social media posts and meta descriptions.
Case Converter
Convert text between UPPERCASE, lowercase, Title Case, camelCase, and more case formats.
Remove Duplicate Lines
Remove duplicate lines from text while preserving order. Clean up lists and data easily.
Remove Line Breaks
Remove line breaks and extra spaces from text. Convert multi-line text to single line.
Text Cleaner
Clean text by removing extra spaces, special characters, HTML tags, or non-ASCII characters.
Markdown Editor
Write Markdown with live preview. Supports GFM, tables, code highlighting, and export options.
Markdown to HTML
Convert Markdown text to clean HTML. Supports GFM, tables, code blocks, and task lists.
HTML to Markdown
Convert HTML to Markdown format. Clean up web content for documentation and blogs.
Lorem Ipsum Generator
Generate placeholder text (Lorem Ipsum) for designs, mockups, and layouts. Customize paragraphs and words.
Slug Generator
Generate URL-friendly slugs from text. Convert titles to clean, SEO-friendly URLs automatically.
Password Generator
Generate strong, secure passwords with custom length, symbols, and complexity requirements.
Utilities
(10)Age Calculator
Calculate your exact age in years, months, days, hours, and minutes. Find out day of the week you were born.
Timezone Converter
Convert time between different time zones. Schedule meetings across the world easily.
Unit Converter
Convert between metric and imperial units. Length, weight, temperature, volume, speed, and more.
BMI Calculator
Calculate your Body Mass Index (BMI). Check if you're underweight, normal, overweight, or obese.
Date Calculator
Calculate the duration between two dates. Add or subtract days, weeks, months, or years from a date.
Percentage Calculator
Calculate percentages, percentage change, and percentage of a number. Quick and easy.
Random Generator
Generate random numbers, pick from a list, flip coins, roll dice, and shuffle sequences.
Countdown Timer
Create countdown timers to events. Track days, hours, minutes, and seconds remaining.
YouTube Thumbnail Downloader
Download YouTube thumbnails in HD quality. Free YouTube thumbnail downloader to get video thumbnails in various sizes (HD, SD, max resolution).
Discord Server Creator
Create and configure Discord servers with templates. Free Discord server setup guide with channel structure, roles, and bot recommendations.