All Converters
Free online converters for units, images, documents, text, and data formats. Instant, client-side results.
37 tools available
JPG to PNG Converter
Convert JPG images to lossless PNG format in your browser.
PNG to JPG Converter
Convert PNG images to JPG with adjustable quality, client-side.
PNG to WebP Converter
Convert PNG files to modern WebP format for smaller file sizes.
JPG to WebP Converter
Convert JPG images to WebP for faster web page loading.
WebP to JPG Converter
Convert WebP images back to universally supported JPG format.
Image Resizer
Resize images to exact pixel dimensions while preserving quality.
Image Compressor
Compress images to reduce file size without visible quality loss.
JSON to CSV Converter
Flatten JSON arrays to CSV for spreadsheet use.
CSV to JSON Converter
Convert CSV data to structured JSON format instantly.
Length Converter
Convert between km, miles, feet, meters, inches, cm, and yards.
Weight / Mass Converter
Convert between kg, lbs, grams, ounces, and tonnes.
Temperature Converter
Convert between Celsius, Fahrenheit, and Kelvin.
Speed Converter
Convert speed between km/h, mph, m/s, and knots.
Area Converter
Convert between sq ft, sq m, acres, and hectares.
Volume Converter
Convert liters, gallons, ml, fl oz, and cubic meters.
Time Converter
Convert between seconds, minutes, hours, days, weeks, and months.
Pressure Converter
Convert pressure between Pa, bar, psi, and atm.
Energy Converter
Convert joules, calories, kilowatt-hours, and BTU.
Data Size Converter
Convert bytes, KB, MB, GB, and TB instantly.
Fuel Efficiency Converter
Convert between mpg, km/L, and L/100km.
Word Counter
Count words, characters, sentences, and paragraphs in your text.
Character Counter
Count characters with and without spaces and track limits.
Text Case Converter
Convert text to UPPER, lower, Title, camelCase, or snake_case.
JSON Formatter / Validator
Format, validate, and minify JSON data with syntax highlighting.
Base64 Encode & Decode
Encode or decode Base64 strings instantly in your browser.
URL Encode & Decode
Percent-encode or decode URLs and query strings.
HTML Encode & Decode
Encode special characters to HTML entities and vice versa.
Markdown to HTML Preview
Type Markdown and see the rendered HTML preview in real time.
Lorem Ipsum Generator
Generate paragraphs, sentences, or words of Lorem Ipsum placeholder text.
Password Generator
Generate strong, random passwords with custom length and character sets.
UUID / GUID Generator
Generate RFC 4122 compliant UUIDs v4 instantly.
Text Diff Checker
Compare two texts and highlight the differences line by line.
Roman Numeral Converter
Convert between Arabic numbers and Roman numerals.
Number to Words
Convert any number into its English word representation.
Unix Timestamp Converter
Convert Unix epoch timestamps to human-readable dates and back.
Time Zone Converter
Convert times between any two time zones around the world.
Date Format Converter
Convert dates between MM/DD/YYYY, ISO 8601, and other formats.