Sharp Blade

No more Dull Knives

Free · In‑App Purchases · Designed for iPhone

Sharp workout. Knives sharpening is easy. No more dull knives! Introducing a new workout type. With this application you can easily learn to combine two useful activities - sports and knife sharpening. With clear instructions and an Apple Watch companion app, knife sharpening becomes a fun experience. Over time, you'll learn how to maintain the correct sharpening angle and be able to compete with the most advanced professionals in the field. Collect statistics, analyze and improve your skill. Control workout parameters. Our app will remind you when next time it is better to repeat this exciting process and you will never have dull knives in use again! The app integrates with Health App to read heart rate and active energy data - this allows you to monitor your health while exercising. The app integrates with Health App to save workout data.

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* iOS 26 support * bug fix

The developer, Alexander Fedoseev, 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.

    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
      • Alexander Fedoseev
    • Size
      • 159.6 MB
    • Category
      • Health & Fitness
    • Compatibility
      Requires iOS 17.0 or later.
      • iPhone
        Requires iOS 17.0 or later.
      • Mac
        Requires macOS 14.0 or later and a Mac with Apple M1 chip or later.
      • Apple Watch
        Requires watchOS 10.0 or later.
    • Languages
      • English and Russian
    • Age Rating
      4+
    • In-App Purchases
      Yes
    • Copyright
      • © 2023 Alexander Fedoseev