Pro Unit Converter is a free, fast, and comprehensive unit conversion tool. It covers 16 categories including length, weight, area, volume, temperature, speed, time, digital storage, currency, angle, pressure, energy, density, power, voltage, and cooking
Key features: live conversion as you type, dark mode, batch mode, precision slider, unit info popovers, shareable URLs, PWA (works offline after install), and a public JSON API. No ads, no signup, no paywalls.
