Supported Features
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VoiceOver
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Larger Text
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Dark Interface
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Differentiate Without Color Alone
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Sufficient Contrast
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Reduced Motion
Flip Unit: Unit Converter
Currency, Temperature & Watch
Free · Designed for iPhone. Not verified for macOS.
Now on Apple Watch! 2.0 adds widgets, iCloud sync, and 5 new categories. Convert anywhere — iPhone, Watch, home screen, lock screen.
Flip Unit: The unit converter built for everyone. Convert across 12 categories — cooking, distance, temperature, weight, area, volume, currency, pressure, power, speed, data, and fuel consumption — on your iPhone, Apple Watch, home screen, and lock screen. All for free. No ads, no tracking, no account required.
NEW IN VERSION 2.0
• Apple Watch app — full converter on your wrist with haptic feedback
• 12 Apple Watch complications — one-tap access to any category right from your watch face
• 7 widgets for iPhone — quick-launch any category from your home screen, plus live currency rates on home and lock screens
• iCloud sync — preferences and history across your iPhones and iPads, invisibly
• 5 new categories: Pressure, Power, Speed, Data Storage, Fuel Consumption
• Background rate refresh — currency widgets stay up to date without opening the app
CONVERSIONS INCLUDED
• Area — square feet, meters, acres, hectares
• Cooking — cups, ml, tablespoons, grams, with ingredient-specific weights for flour, sugar, rice, butter, and more
• Currency — 162+ currencies with live rates
• Data / Storage — KB, MB, GB, TB (decimal and binary)
• Distance — miles, km, feet, meters
• Fuel Consumption — MPG (US & UK), L/100km, km/L
• Power — watts, kilowatts, horsepower
• Pressure — PSI, bar, atmospheres, pascal
• Speed — mph, km/h, knots, m/s
• Temperature — Fahrenheit, Celsius, Kelvin
• Volume — litres, gallons, pints, fluid ounces (US & Imperial)
• Weight — lbs, kg, ounces, grams
WHY FLIP UNIT?
• Lightning fast
• Remembers your last-used units per category, on every device
• Clean, simple interface
• Works offline (except currency rates)
• No account required
• No ads or tracking
Perfect for cooking, travel, business, home improvement, and everyday use.
ACCESSIBILITY FIRST
Flip Unit is designed for blind and low-vision users from the ground up. Full VoiceOver support, haptic feedback on iPhone and Apple Watch, Reduce Motion awareness, Dynamic Type, and WCAG AA contrast.
Ratings & Reviews
Flip Unit 2.0 — our biggest update yet.
• Apple Watch app — convert units right from your wrist, with haptic feedback on every tap
• 12 Watch complications — launch any converter from your watch face
• 7 iPhone widgets — quick-launch categories from your home screen, plus live currency rates on home and lock screens
• iCloud sync — preferences and history across all your devices, completely invisible
• 5 new categories: Pressure, Power, Speed, Data Storage, Fuel Consumption (12 total)
• Smarter currency rate refresh — iPhone, Watch, and widgets stay current even when you haven't opened the app
• Accessibility improvements throughout — VoiceOver, Reduce Motion, higher contrast
Free, no ads, no account. Thank you for your feedback.
The developer, SIRAJ SALIM, 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.
The developer indicated that this app supports the following accessibility features. Learn More
For more information, visit the developer’s accessibility website .
Information
- Seller
- SIRAJ SALIM
- Size
- 6.2 MB
- Category
- Utilities
- Compatibility
Requires iOS 17.6 or later.
- iPhone
Requires iOS 17.6 or later. - Mac
Requires macOS 14.6 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.3 or later. - Apple Watch
Requires watchOS 10.6 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- Copyright
- © 2026 Flip Unit