All Tools
51 free tools and counting — all running privately in your browser.
51 tools
Word Counter
Count words, characters, sentences and reading time.
Character Counter
Count characters with and without spaces, plus limits.
Case Converter
Convert text to UPPER, lower, Title and more.
Lorem Ipsum Generator
Generate placeholder text by words, sentences or paragraphs.
Remove Duplicate Lines
Delete duplicate or blank lines from any list.
Text Compare
Spot the differences between two blocks of text.
JSON Formatter
Format, validate and minify JSON instantly.
Base64 Encode / Decode
Convert text to and from Base64.
UUID Generator
Generate random v4 UUIDs in bulk.
Hash Generator
Create SHA-1, SHA-256, SHA-384 and SHA-512 hashes.
Unix Timestamp Converter
Convert between Unix time and human dates.
Loan Calculator
Estimate monthly payments and total interest.
Compound Interest Calculator
See how savings grow with compounding.
Discount Calculator
Find the sale price and how much you save.
Sales Tax Calculator
Add or remove sales tax from any amount.
Image Compressor
Shrink JPG, PNG and WebP without uploading.
Color Converter
Convert colors between HEX, RGB and HSL.
Temperature Converter
Convert Celsius, Fahrenheit and Kelvin.
Number Base Converter
Convert binary, octal, decimal and hex.
Roman Numeral Converter
Convert numbers to Roman numerals and back.
CSV to JSON Converter
Turn CSV data into clean JSON.
URL Encoder / Decoder
Percent-encode and decode URL components.
Password Generator
Create strong, random passwords instantly.
Slug Generator
Turn any title into a clean URL slug.
VIN Decoder
Decode any 17-character VIN instantly.
Car Loan Calculator
Estimate your car payment with tax and trade-in.
Fuel Cost Calculator
Work out the fuel cost of any trip.
MPG Calculator
Calculate real-world fuel economy.
Tire Size Calculator
Compare tire sizes and speedometer error.
Wheel Offset Calculator
See how new wheels sit vs your current setup.
Towing Capacity Calculator
Find your safe maximum trailer weight.
Vehicle Depreciation Calculator
Estimate what your car will be worth.
Merge PDF
Combine multiple PDFs into one file.
Split PDF
Split a PDF into separate files by page range.
Rotate PDF
Rotate PDF pages 90°, 180° or 270°.
Delete PDF Pages
Remove unwanted pages from a PDF.
Extract PDF Pages
Pull selected pages into a new PDF.
Image to PDF
Convert JPG and PNG images into a PDF.
Watermark PDF
Stamp text over every page of a PDF.
PDF to Image
Convert PDF pages to PNG images.
Meta Tag Generator
Generate SEO meta tags for any page.
Open Graph Generator
Create Open Graph & Twitter card tags.
Robots.txt Generator
Build a robots.txt file in seconds.
Keyword Density Checker
Analyze word frequency and density.
HTML Minifier
Shrink HTML by removing whitespace.
CSS Minifier
Compress CSS for faster loading.
JWT Decoder
Decode and inspect JSON Web Tokens.
Regex Tester
Test regular expressions against text live.
Password Strength Checker
Estimate how strong a password is.
Markdown Preview
Write Markdown and see it rendered.
Color Contrast Checker
Check WCAG contrast between two colors.