Convert All: Units Offline

Convert All does one thing well: unit conversion, completely offline. Pick a category, type a number, and see every result at once — no switching back and forth between "from" and "to". CATEGORIES • Length — mm, cm, m, km, inch, foot, yard, mile • Weight — mg, g, kg, ton, ounce, pound, stone • Temperature — Celsius, Fahrenheit, Kelvin • Area — m², km², ft², yd², acre, hectare • Volume — mL, L, m³, tsp, tbsp, cup, fl oz, pint, gallon • Speed — m/s, km/h, mph, knot, ft/s WHY THIS ONE • 100% offline — works on a plane, in a basement, anywhere • No ads, ever • No subscription — pay once, keep it forever • No account, no sign-up, no tracking • Full precision — results are not rounded down to look pretty Built for people who just want an answer and want it now.