All Free Online Tools
Browse 80+ tools organized by category. Every tool is free, fast, and works in your browser.
Image Tools
Free image manipulation, compression, conversion, and generation tools.
Image Compressor
Compress images to reduce file size while maintaining quality. Supports JPG, PNG, WebP.
Image Resizer
Resize images to any dimension. Maintain aspect ratio or set custom sizes.
Image Format Converter
Convert images between PNG, JPG, WebP, BMP, and GIF formats instantly.
Image Cropper
Crop images to any size with a visual editor. Free-form or preset aspect ratios.
QR Code Generator
Generate customizable QR codes for URLs, text, WiFi, and more.
Color Picker
Pick colors and convert between HEX, RGB, HSL, and CMYK formats.
Favicon Generator
Create favicons from images or text. Generate ICO, PNG, and SVG favicons for your website.
Image to Base64
Convert images to Base64 encoded strings for embedding in HTML and CSS.
Screenshot Mockup Generator
Place your screenshots in beautiful device mockups — phones, laptops, and tablets.
SEO Image Resizer
Resize images to all SEO-optimized sizes for search engines, Open Graph, Twitter Cards, and favicons.
Image Metadata Tool
Extract, view, edit, and inject EXIF metadata in images. Preset camera profiles for iPhone, Canon, Sony, and more.
DV Lottery Photo Validator
Validate and resize photos for the US DV Lottery (Green Card). Check size, dimensions, format, and compliance.
PDF Tools
Free PDF tools to merge, convert, and manipulate PDF files online.
PDF Merge
Combine multiple PDF files into one document. Fast, free, and secure.
Image to PDF
Convert JPG, PNG, or WebP images to a PDF document instantly.
PDF to Image
Convert PDF pages to high-quality JPG or PNG images.
PDF Compressor
Compress PDF files to reduce file size while keeping quality. Free online PDF compressor.
PDF Split
Split a PDF into individual pages or extract specific page ranges.
PDF Rotate
Rotate PDF pages 90°, 180°, or 270°. Fix upside-down or sideways PDFs.
PDF Page Remover
Remove unwanted pages from a PDF document. Select and delete specific pages.
Video Tools
Free online video conversion and editing tools.
Video to GIF
Convert video clips to animated GIF images. Adjust size, frame rate, and duration.
Video Trimmer
Trim and cut video files online. Select start and end points easily.
Calculator Tools
Free online calculators for health, math, finance, and everyday use.
Age Calculator
Calculate your exact age in years, months, days, hours, and minutes.
Percentage Calculator
Calculate percentages, percentage change, increase, and decrease instantly.
BMI Calculator
Calculate your Body Mass Index and see your weight category.
Loan Calculator
Calculate monthly payments, total interest, and amortization schedule for any loan.
Compound Interest Calculator
Calculate compound interest and see how your investments grow over time.
ROI Calculator
Calculate return on investment percentage and annualized returns.
Invoice Generator
Create professional invoices for free. Download as PDF instantly.
Tip Calculator
Calculate tips and split bills between friends. Supports custom tip percentages.
Discount Calculator
Calculate discount prices, savings, and percentage off. Compare original vs sale price.
Date Difference Calculator
Calculate the exact number of days, weeks, months, and years between two dates.
Scientific Calculator
Free online scientific calculator with trigonometric, logarithmic, and exponential functions.
Salary Calculator
Convert salary between hourly, daily, weekly, monthly, and annual amounts.
GPA Calculator
Calculate your GPA from letter grades and credit hours. Supports 4.0 and 5.0 scales.
SEO Tools
Free SEO tools to optimize your website for search engines.
Meta Tag Generator
Generate perfect meta tags for your web pages including Open Graph and Twitter Cards.
SERP Simulator
Preview how your page will look in Google search results.
Robots.txt Generator
Generate a robots.txt file to control search engine crawling.
Open Graph Preview
Preview how your links will look when shared on social media.
Keyword Density Checker
Analyze keyword density and frequency in your text. Optimize content for SEO.
XML Sitemap Generator
Generate an XML sitemap for your website to improve search engine indexing.
Privacy Policy Generator
Generate a free privacy policy for your website or app. GDPR and CCPA compliant.
Heading Tag Checker
Analyze and visualize the heading tag structure (H1-H6) of any webpage content.
Developer Tools
Free developer tools for coding, debugging, and testing.
JSON Formatter
Format, validate, and beautify JSON data with syntax highlighting.
Base64 Encoder/Decoder
Encode and decode Base64 strings and files instantly.
Regex Tester
Test and debug regular expressions with real-time matching and highlights.
Hash Generator
Generate MD5, SHA-1, SHA-256, and SHA-512 hashes from text or files.
Password Generator
Generate strong, secure passwords with customizable options.
CSS Gradient Generator
Create beautiful CSS gradients with a visual editor. Copy CSS code instantly.
UUID Generator
Generate random UUIDs/GUIDs (v4) instantly. Bulk generation supported.
HTML/CSS/JS Minifier
Minify HTML, CSS, and JavaScript code to reduce file size.
JSON to CSV Converter
Convert JSON data to CSV format. Download as .csv file for Excel or Google Sheets.
CSV to JSON Converter
Convert CSV data to JSON format. Parse CSV files and get clean JSON output.
HTML Entity Encoder
Encode and decode HTML entities. Convert special characters to HTML-safe strings.
JWT Decoder
Decode and inspect JSON Web Tokens (JWT). View header, payload, and verify structure.
Cron Expression Generator
Build and validate cron expressions with an interactive visual editor.
SQL Formatter
Format and beautify SQL queries with proper indentation and syntax highlighting.
Diff Checker
Compare two code snippets side by side and highlight differences line by line.
chmod Calculator
Calculate Unix file permissions. Convert between numeric and symbolic chmod notation.
Text Tools
Free text manipulation, analysis, and generation tools.
Word Counter
Count words, characters, sentences, and paragraphs. Analyze reading time.
Case Converter
Convert text between UPPERCASE, lowercase, Title Case, camelCase, and more.
Lorem Ipsum Generator
Generate placeholder text for your designs and mockups.
Slug Generator
Convert any text into a URL-friendly slug.
Fancy Text Generator
Convert text into fancy Unicode styles like bold, italic, script, and more.
Character Counter
Count characters with and without spaces. Track social media character limits.
Text Diff Checker
Compare two texts side by side and highlight the differences.
Markdown to HTML
Convert Markdown text to clean HTML code with live preview.
Text Repeater
Repeat any text multiple times with custom separators. Great for testing and content.
Remove Duplicate Lines
Remove duplicate lines from text. Sort, trim, and clean up text data.
Reverse Text
Reverse text, words, or sentences. Flip text upside down or mirror it.
Text to Binary
Convert text to binary code and binary back to text. ASCII and Unicode support.
Random String Generator
Generate random strings, tokens, and API keys with custom length and character sets.
Emoji Picker
Browse, search, and copy emojis. Find the perfect emoji with categories and keywords.
Converter Tools
Free online converters for units, numbers, dates, and more.
Unit Converter
Convert between units of length, weight, temperature, area, volume, and more.
Timestamp Converter
Convert Unix timestamps to human-readable dates and vice versa.
Number Base Converter
Convert numbers between binary, octal, decimal, hexadecimal, and custom bases.
URL Encoder/Decoder
Encode and decode URLs and URL components.
JSON to YAML Converter
Convert JSON to YAML and YAML to JSON format instantly. Validate and format both.
Hex to RGB Converter
Convert hex color codes to RGB, HSL, and CMYK values. Preview colors in real time.
Electricity Cost Calculator
Calculate electricity costs based on wattage, usage hours, and local rates.
Roman Numeral Converter
Convert numbers to Roman numerals and Roman numerals back to numbers.