Rapid Rates

Rapid Rates is a fast, beautiful currency and unit converter designed for travelers, shoppers, and anyone who needs quick conversions on the go.

CURRENCY CONVERTER Convert between 25 popular currencies with live exchange rates from the European Central Bank. Simply tap on an amount or type your own value to see the conversion instantly. Swap currencies with one tap and change your source or target currency anytime.

Supported currencies: AUD, BRL, CAD, CHF, CNY, CZK, DKK, EUR, GBP, HKD, HUF, INR, JPY, KRW, MXN, NOK, NZD, PLN, SEK, SGD, THB, TRY, UAH, USD, ZAR.

UNIT CONVERTER Quickly convert common travel units with flexible From and To unit selection and a built-in calculator for on-the-fly math: • Temperature (°C / °F / Kelvin) • Speed (km/h / mph / m/s / knots) • Distance (m / km / miles / yards / feet / nautical miles) • Length (mm / cm / m / inches / feet / yards) • Weight (g / kg / oz / lbs / stones) • Volume (mL / L / fl oz / cups / pints / quarts / gallons) • Data (bits / bytes / KB / MB / GB / TB / PB and more) • Fuel Price — a unique converter that combines volume and currency conversion, so you can compare gas prices across countries

BUILT-IN CALCULATOR Every unit conversion screen includes a mini calculator. Tap the function icon to open a full expression-based keypad with parentheses and proper operator precedence — perfect for splitting bills, totaling receipts, or doing quick math before converting.

HOME SCREEN WIDGETS Add small or medium widgets to your Home Screen for instant currency conversions. Tap any amount on the widget to open the app with that value pre-filled. Customize your widget by long-pressing to choose currencies, toggle flag backgrounds, or use your app settings automatically.

APPLE WATCH Rapid Rates includes a full Apple Watch companion app. View quick conversion amounts right on your wrist — perfect for checking prices while traveling. Your currency preferences sync automatically from your iPhone, and the Watch app can fetch rates independently.

WORKS OFFLINE Exchange rates are cached on your device, so you can convert currencies even without an internet connection. Rates are refreshed automatically when you open the app with an internet connection.

PRIVACY FIRST No accounts. No ads. No tracking. No data collection. Rapid Rates respects your privacy completely.

Designed with Apple's latest Liquid Glass design language for a modern, elegant experience.