Rapid Rates
Currency & Unit Converter
Free · Designed for iPad. Not verified for macOS.
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.
Ratings & Reviews
- This app has not received enough ratings or reviews to display an overview.
What's New in v1.9:
• Data Conversion — New category for digital storage: convert between bits, bytes, KB, MB, GB, TB, PB, and their bit equivalents (Kbit, Mbit, Gbit)
• Redesigned Settings — Source and target currencies now shown as expandable rows with flag grid pickers. New settings for:
• Open at... — Choose which screen or conversion category the app opens to
• Appearance — Switch between System, Light, and Dark mode
The developer, Frank Marks, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Provider
- Frank Marks
- Size
- 12.1 MB
- Category
- Finance
- Compatibility
Requires iOS 26.4 or later.
- iPhone
Requires iOS 26.4 or later. - iPad
Requires iPadOS 26.4 or later. - Mac
Requires macOS 26.4 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 26.4 or later. - Apple Watch
Requires watchOS 26.4 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- Copyright
- © 2026 Frank Marks