Metrio: Universal Unit Converter

Turn numbers into answers—instantly.
Metrio packs 17 measurement categories and 300 + units into one sleek, ad-free toolkit that never slows you down.

Why Metrio?

• All major systems – Metric, Imperial, U.S. Customary, scientific & obsolete units.
• Currency on-demand – Live FX rates for 30+ currencies* (manual refresh keeps it private).
• Built-in calculator – Do the math, then convert, without switching apps.
• Smart global search – Type “psi”, “kmh” or “Nm” and jump straight to the result.
• Pin your favourites – Keep go-to units on top for one-tap access.
• Offline first – Conversions, history & favourites work with zero signal.
• VoiceOver & Dynamic Type ready – accessibility comes standard.
• Tiny on storage – < 10 MB download, no hidden trackers.

Covers every scenario

• Distance · Area · Volume · Mass · Temperature · Time
• Speed · Fuel Economy · Digital Data · Data Rate · Currency*
• Angle · Pressure · Energy · Power · Force · Torque · Density

Perfect for

• Engineers & students crunching numbers
• Frequent travellers juggling miles, liters & local money
• DIYers converting feet-to-meters or psi-to-bar on the spot
• Anyone who just wants a fast, private, beautifully simple converter.

Currency rates require an internet connection for the latest values; all other conversions work offline.