RaceSplit

Race-style workout split timer

$2.99 · Designed for iPhone

RaceSplit is a watch-first race-style workout timer for Apple Watch. It helps athletes simulate hybrid race formats with clean split timing. Requires Apple Watch. The iPhone app is used for session history and review.

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Updated app previews and screenshots

The developer, Guo Yu, 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
      • Guo Yu
    • Size
      • 1.7 MB
    • Category
      • Health & Fitness
    • Compatibility
      Requires iOS 15.6 or later.
      • iPhone
        Requires iOS 15.6 or later.
      • iPod touch
        Requires iOS 15.6 or later.
      • Mac
        Requires macOS 12.5 or later and a Mac with Apple M1 chip or later.
      • Apple Vision
        Requires visionOS 1.0 or later.
      • Apple Watch
        Requires watchOS 10.0 or later.
    • Languages
      • English
    • Age Rating
      4+
    • Copyright
      • © 2026 Stillzone