UnitSnap

Fast & Accurate Unit Converter

Only for iPhone

Free · In‑App Purchases · Designed for iPhone

iPhone

UnitSnap is a professional and user-friendly unit conversion app, tailored for anyone who needs fast and accurate unit conversions in their daily life, work, or studies! Whether you're a student tackling math or physics problems, an engineer dealing with technical measurements, a traveler navigating unfamiliar units, or simply someone needing to convert units for everyday tasks, UnitSnap is here to help. The app supports a wide range of unit types, including length, temperature, speed, angle, and more, covering both metric and imperial systems as well as scientific and practical units. With its clean and intuitive interface, you can input values and get instant results without the hassle of manual calculations. UnitSnap also features dynamic decimal formatting for precise and readable outputs, making it a reliable tool for any scenario—from classroom assignments to professional projects. [Key Features] • Comprehensive Unit Support for All Scenarios UnitSnap covers a variety of unit types, including length (meters, centimeters, feet, miles), temperature (Celsius, Fahrenheit, Kelvin), speed (km/h, m/s, mph), angle (degrees, radians, gradians), and more. Whether you need to convert meters to feet for a DIY project or Celsius to Fahrenheit for a weather check, UnitSnap handles it effortlessly, catering to diverse needs in education, work, and daily life. • Instant Conversion with Clear Results Simply enter a value, and the converted result updates instantly—no extra steps required. Results are formatted with dynamic decimals, showing up to 4 digits for precision while automatically omitting decimals for whole numbers. • Personalized Preference Saving for Efficiency UnitSnap automatically saves your last-used source and target units as preferences, so you can pick up right where you left off. If you frequently convert kilometers to miles, the app remembers your selection, allowing you to input new values without reselecting units each time, streamlining your workflow. • Lightweight and Efficient for Hassle-Free Use UnitSnap is designed to be lightweight, with a small app size and fast launch times, ensuring smooth operation even on older iPhone models. Whether you're in a classroom, at a meeting, or on the go, UnitSnap provides quick conversions without draining your device's resources, offering a clutter-free experience. [Use Cases] Study: Students can convert units for physics, math, or chemistry, such as meters to feet or Celsius to Kelvin. Work: Engineers, architects, or researchers can convert speed, angle, or mass units for technical data. Travel: Convert local imperial units (like miles or Fahrenheit) to metric units (like kilometers or Celsius) while traveling abroad. Daily Life: Switch ounces to grams for cooking, miles to kilometers for fitness tracking, or area/volume units for shopping. Download UnitSnap today and experience a professional, efficient unit conversion tool! This app is ideal for students, professionals, and anyone needing quick unit conversions. Give it a try—we’d love to hear your feedback to make UnitSnap even better!

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- Support for iOS 26. - Bug fixes and performance improvements.

The developer, Chia-Chun Hsieh, 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
    • Usage Data
  • Data Not Linked to You

    The following data may be collected but it is not linked to your identity:

    • Identifiers
    • Usage Data
    • Diagnostics

Privacy practices may vary, for example, based on the features you use or your age. Learn More

The developer has not yet indicated which accessibility features this app supports. Learn More

  • Seller
    • Chia-Chun Hsieh
  • Size
    • 3.7 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.
  • Languages
    English and 4 more
    • English, Japanese, Korean, Simplified Chinese, Traditional Chinese
  • Age Rating
    4+
  • In-App Purchases
    Yes
  • Copyright
    • © 2025 Shrimp Studio