A comprehensive collection of free online tools. Fast, simple, and no registration required.
calculate Calculators
Percentage Calculator
Calculate percentages quickly and easily
Unit Converter
Convert between length, weight, temperature, volume, area, speed, time, data, pressure, and energy units
Mortgage Calculator
Calculate mortgage payments, view amortization schedules, and compare loan terms
BMI Calculator
Calculate your body mass index and understand what it means for your health
Age Calculator
Calculate your exact age in years, months, and days with birthday countdown and life statistics
text_fields Text Tools
Text Format Converter
Convert text to uppercase, lowercase, title case and more
Text Encoding Converter
Convert text between ASCII, binary, hex, and more
Text Counter
Count characters, words, sentences, and more
Lorem Ipsum Generator
Generate placeholder text for mockups, designs, and prototypes
Diff Checker
Compare two texts side-by-side and highlight differences
Word Counter Pro
Advanced text analysis with readability scores, grade levels, and writing suggestions
security Security
code Developer Tools
JSON Formatter
Format, validate and beautify JSON
HTML Preview
Write and preview HTML, CSS, and JavaScript with live results
UUID Generator
Generate UUID v1, v4, v7 with bulk generation and format options
CSS Gradient Generator
Create beautiful CSS gradients with live preview and copy-ready code
CSS Stripe Generator
Create CSS stripe patterns with customizable colors, widths, and directions
CSS Pattern Generator
Create CSS background patterns like polka dots, checkerboards, grids, and more
Base64 Encoder/Decoder
Encode and decode text and files to/from Base64 with URL-safe options
Barcode Generator
Generate barcodes (Code 128, EAN, UPC, ISBN) with batch export and high-res printing
URL Encoder/Decoder
Encode and decode URLs and URL components with full Unicode support
Color Converter
Convert colors between HEX, RGB, HSL, HSV, and CMYK with color picker
QR Code Generator
Generate QR codes for URLs, text, WiFi, vCards, email, SMS with customization
Regex Tester
Test and debug regular expressions with live matching, highlighting, and capture groups
Markdown Preview
Write and preview Markdown with live rendering, formatting toolbar, and HTML export
CSS Minifier
Minify CSS code to reduce file size with compression stats and multiple optimization options
JavaScript Minifier
Minify JavaScript code to reduce file size with compression stats and multiple optimization options
HTML Minifier
Minify HTML code to reduce file size with compression stats and multiple optimization options
Timestamp Converter
Convert Unix timestamps to human-readable dates and vice versa with timezone support
Meta Tag Generator
Generate SEO meta tags, Open Graph, and Twitter Cards with live preview
Robots.txt Generator
Create robots.txt files to control search engine and AI crawler access to your website
Sitemap Generator
Generate XML sitemaps for your website with customizable priority and change frequency
CSV to JSON Converter
Convert CSV to JSON and JSON to CSV with type inference, multiple output formats, and data preview
YAML to JSON Converter
Convert YAML to JSON and JSON to YAML with syntax validation and formatting options
image Image Tools
Image Converter
Convert images between PNG, JPG, WebP and more
Image Editor
Resize, crop, rotate and edit images
SVG Optimizer
Optimize and minify SVG files to reduce file size
Glitch Tool
Create glitch art effects with RGB shift, block glitch, noise and more
Favicon Generator
Generate favicons for all platforms from any image with ICO, PNG, and Apple Touch icons