Convertly by WK
Units, currency, BMI & tips
Free · Designed for iPad. Not verified for macOS.
Convertly is the simple, all-in-one converter and calculator built for everyday life.
No clutter, no sign-up, no ads getting in your way — just open it and get your answer in a tap.
EVERYTHING YOU CONVERT, IN ONE PLACE
• Currency — Live exchange rates for 16 major currencies (USD, EUR, JPY, GBP, KRW, CNY and more). Works offline with approximate rates, then refreshes the moment you're back online.
• Length — Millimeters to miles, and everything between. See every unit at once.
• Weight — Grams, kilograms, ounces, pounds, stones and metric tons.
• Temperature — Celsius, Fahrenheit and Kelvin. Tap "Use Current Temperature" to instantly pull the real outdoor temperature for your location.
• BMI — Metric or Imperial. Get your body mass index with a clear, color-coded health range.
• Tip — Pick a tip percentage, split the bill across any number of people, and round up the total. Perfect for restaurants and group outings.
DESIGNED TO BE FAST
• Live results — values update as you type. No "convert" button to press.
• One-tap swap between source and target units.
• Clean, native design that feels right at home on iPhone and iPad.
PRIVATE BY DESIGN
Convertly does not collect, store, or share your personal data. Location is used only to fetch the current outdoor temperature, and only when you ask for it.
Download Convertly and make every conversion effortless.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
• Added banner advertisements powered by Google AdMob
The developer, Wonkyoung Seo, 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 Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
- Identifiers
Data Linked to You
The following data may be collected and linked to your identity:
- Identifiers
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Wonkyoung Seo
- Size
- 3.4 MB
- Category
- Utilities
- Compatibility
Requires iOS 17.0 or later.
- iPhone
Requires iOS 17.0 or later. - iPad
Requires iPadOS 17.0 or later. - Mac
Requires macOS 14.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- Copyright
- © 2026 Wonkyoung Seo