UsefulThings

Visually arrange and merge PDF pages from multiple documents in any order

Compress, resize and convert images to modern formats like WebP and AVIF

Extract audio from video files and convert to MP3 format

Calculate monthly payments, amortization, and affordability analysis

Generate strong, secure passwords with customizable options

Generate placeholder text for designs and mockups

Beautify, minify, and validate JSON data online

Calculate your Body Mass Index and health status

Calculate daily calorie needs, BMR, TDEE, and macro goals

Calculate investment growth with compound returns and regular contributions

Complete mortgage payment calculator with amortization schedule

Calculate investment growth with compound returns and regular contributions

Calculate restaurant tips and split bills among groups

Calculate your exact age in years, months, days, and more

Calculate daily calorie needs, BMR, TDEE, and macro goals

Convert meters, kilometers, feet, inches, yards, miles and more

Convert kilograms, grams, pounds, ounces, tons, and stones

Convert between Celsius, Fahrenheit, and Kelvin

Advanced PDF page manipulation and document creation tool

Generate QR codes for URLs, text, email, phone, and WiFi

Case converter, word counter, URL encoder/decoder, Base64 tools

Generate SHA-256, SHA-512, SHA-1 and other cryptographic hashes

Generate unique identifiers for databases and applications