Unit Converter — Convert Length, Weight, Temperature and More Free
Free unit converter online. Convert length, weight, temperature, volume, speed, and data size instantly. Metric and imperial units. No sign-up needed.
How To Guides
Base64 Encoder Decoder — Encode and Decode Base64 Online Free
Free Base64 encoder and decoder online. Encode text to Base64 or decode Base64 strings instantly. Essential tool for developers working with APIs, JWT tokens, and data URIs.
CSS Minifier — Minify and Compress CSS Online Free
Free CSS minifier online. Compress and minify CSS files instantly to reduce file size by 20-50%. Improve page speed and Core Web Vitals. No sign-up needed.
JSON Formatter — Format, Beautify and Validate JSON Online Free
Free JSON formatter and beautifier online. Format minified JSON into readable indented output, validate JSON syntax, and debug API responses instantly. No sign-up needed.
Tip Calculator — Calculate Restaurant Tips and Split Bills Free
Free tip calculator online. Calculate restaurant tips by percentage, split bills among groups, and see per-person totals instantly. No sign-up needed.
BMI Calculator — Calculate Your Body Mass Index Free Online
Free BMI calculator online. Calculate your Body Mass Index instantly using metric or imperial units. See BMI categories for adults. No sign-up needed.