Unitwise

Unitwise is a clean, lightning-fast unit converter that does one job and does it well — and it works completely offline. Choose a category, pick your "from" and "to" units, and the result updates the instant you type. No loading spinners, no ads interrupting you, no sign-up, and nothing sent over the internet. It is the everyday tool you reach for in the kitchen, the workshop, the classroom or on the road. WHAT YOU CAN CONVERT • Length — millimeter, centimeter, meter, kilometer, inch, foot, yard, mile • Weight — milligram, gram, kilogram, tonne, ounce, pound, stone • Temperature — Celsius, Fahrenheit, Kelvin (with correct offset math, not just a ratio) • Volume — milliliter, liter, cubic meter, teaspoon, tablespoon, cup, pint, gallon • Speed — meter/second, kilometer/hour, mile/hour, foot/second, knot • Data — bit, byte, kilobyte, megabyte, gigabyte, terabyte WHY YOU'LL LIKE IT • Live results as you type — there is no "convert" button to hunt for • One-tap swap to flip the two units instantly • Remembers the last category you used, so it opens where you left off • Clean, readable numbers with tidy rounding and no long decimal tails • Tiny, fast and completely distraction-free PERFECT FOR • Cooking and baking from recipes written in other units • Travel, when road signs and weather switch between miles and kilometers or C and F • School, science and engineering homework • DIY, crafts and measuring up a room • Checking file and storage sizes at a glance PRIVATE & OFFLINE Unitwise requests no internet permission and collects no data whatsoever. Every calculation happens on your device, so it is just as fast on a plane or in a basement as it is at home. No ads. No accounts. No tracking. Just fast, accurate conversions whenever you need them.