FO Trainer

Sports

Free · In‑App Purchases

UPDATE: Can now view recorded reps in app by swiping left Customize your whistle cadence and adjust amount of variation for each rep Use the whistles to train solo or run live reps Save video of each rep with the clamp in slow-motion so you can analyze your technique Visualize where you're moving first to make sure you have no wasted moment with the moment heat map overlay! Make sure you optimize your training time with the right tools you're working with https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

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Can now view recorded reps in app by swiping left

Version 1.1

The developer, HENRY WILLIAM LING, 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

    Accessibility

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

    Information

    Seller
    • HENRY WILLIAM LING
    Size
    • 1.8 MB
    Category
    • Sports
    Compatibility
    Requires iOS 26.2 or later.
    • iPhone
      Requires iOS 26.2 or later.
    • iPad
      Requires iPadOS 26.2 or later.
    Languages
    • English
    Age Rating
    4+
    In-App Purchases
    Yes
    Copyright
    • © 2026 Henry Ling
  • Privacy Policy

    • Supports

    • Family Sharing

      Some in-app purchases and subscriptions may be shareable with your family group when Family Sharing is enabled. Learn More

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