Converters
11 free toolsInstantly convert between units of length, weight, temperature, speed, color, and data storage. All conversions use standard internationally recognized formulas for precision you can trust.
Converters
About these converters▼
Unit conversion is one of the most common tasks in everyday life, science, and engineering. Whether you are converting kilometers to miles for a road trip, Celsius to Fahrenheit for a recipe, or megabytes to gigabytes to understand your phone storage, having accurate, instant conversions saves time and prevents costly mistakes.
Every converter on Toobits uses standard internationally recognized conversion factors and formulas. The length converter covers over 130 units across 11 categories including metric, imperial, nautical, astronomical, and ancient units. The weight converter supports 100+ units from kilograms and pounds to troy ounces and ancient Greek talents. The data storage converter correctly handles binary (1 KB = 1,024 bytes) and decimal conventions.
All conversions run entirely in your browser using JavaScript. No data is sent to any server, no account is required, and every tool works on phones, tablets, and desktops. Results appear instantly as you type — there is nothing to submit or wait for.
Yes. All converters use standard internationally recognized formulas. For example, 1 kilometer = 0.621371 miles exactly.
No. All conversions happen locally in your browser. Nothing is sent to any server.
Once the page is loaded, most tools work without an internet connection since all processing happens in your browser.
Yes. All tools are fully responsive and tested on iOS and Android browsers.