Simple tools that just work.
A growing collection of fast, free online utilities. No sign-up, no uploads, no nonsense — everything runs locally on your device.
Image Compressor
Shrink JPG, PNG & WebP files without losing quality.
Image Converter
Convert between PNG, JPG and WebP instantly.
Word Counter
Count words, characters, sentences & reading time.
Password Generator
Create strong, random passwords with one click.
QR Code Generator
Turn any link or text into a downloadable QR code.
JSON Formatter
Beautify, minify and validate JSON in seconds.
Case Converter
UPPER, lower, Title, camelCase, snake_case & more.
Color Picker
Pick colors and copy HEX, RGB & HSL codes.
Base64 Encoder
Encode and decode Base64 text instantly.
URL Encoder
Percent-encode or decode URLs and query strings.
BMI Calculator
Calculate Body Mass Index, metric or imperial.
Percentage Calculator
Percent of, percent change and more.
Unit Converter
Length, weight and temperature conversions.
Lorem Ipsum
Generate placeholder text in seconds.
Hash Generator
SHA-256, SHA-1 & SHA-512 hashes from any text.
Timestamp Converter
Convert Unix epoch time to dates and back.
Loan Calculator
Monthly payment, total interest & cost of any loan.
Mortgage Calculator
Estimate mortgage payments and total cost.
Age Calculator
Your exact age in years, months and days.
Random Number Generator
Generate random numbers in any range.
Why Toolnest?
Most "free online tool" sites upload your files to a server, bury the button under ads, or ask you to sign up. Toolnest is different: every tool here runs entirely inside your web browser using JavaScript. Your images, text and data never leave your device — which makes these tools faster, more private, and usable even on a flaky connection.
Bookmark this page and come back whenever you need a quick, reliable utility. New tools are added regularly.