Free online tools that just work
Calculators, converters, and generators for everyday tasks — instant results, right in your browser. No sign-up, no downloads, nothing ever leaves your device.
Word Counter
Count words, characters, sentences and paragraphs, plus estimated reading time.
Percentage Calculator
Calculate percentages, percentage increase/decrease, and what percent one number is of another.
BMI Calculator
Calculate your Body Mass Index (BMI) from height and weight, in metric or imperial units.
Password Generator
Generate strong, random passwords with customizable length and character sets.
Unit Converter
Convert between length, weight, and temperature units — metric and imperial.
Age Calculator
Calculate exact age in years, months, and days between two dates.
Case Converter
Convert text between UPPERCASE, lowercase, Title Case, Sentence case, and more.
Color Converter
Convert colors between HEX, RGB, and HSL formats with a live preview.
Random Number Generator
Generate random numbers or PINs within any custom range.
Base64 Encoder/Decoder
Encode text to Base64 or decode Base64 strings back to plain text.