Racketeer - Tennis Tracker

Track your string freshness

Free · In‑App Purchases · Designed for iPhone. Not verified for macOS.

Turn your practice into data. Racketeer records and classifies your tennis strokes on Apple Watch — helping you understand your game and improve faster. Your personal tennis learnings, right on your wrist. Racketeer uses advanced motion detection and machine learning to automatically track every stroke during your tennis sessions. **No phone needed on the court – just wear your Apple Watch on your dominant hand (the one holding racket).** REAL-TIME STROKE TRACKING • Automatic detection of forehands, backhands, and serves • Instant swing speed measurement in km/h • Topspin, flat, and slice classification • Haptic feedback confirms each stroke DETAILED SESSION ANALYTICS • Total stroke count with Forehand/Backhand breakdown • Session duration and heart rate tracking • Speed trends and stroke distribution • Syncs seamlessly to your iPhone DESIGNED FOR PLAYERS • Minimal, glanceable Watch interface • Battery-optimized dimmed display during play • Works in background – focus on your game • Saves workouts to Apple Health RACKET MANAGEMENT • Track multiple rackets and string setups • Associate sessions with specific equipment • Monitor string performance over time Whether you're drilling, rallying, or competing, Racketeer captures every swing so you can analyze and improve your game.

Ratings & Reviews

  • 2.0
    out of 5
    1 Ratings

Bug fixes and improvement.

Version 1.4

The developer, Edbert Wibowo Sumarlin, 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
    • Edbert Wibowo Sumarlin
    Size
    • 4.9 MB
    Category
    • Sports
    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.
    • Apple Watch
      Requires watchOS 10.6 or later.
    Languages
    • English
    Age Rating
    4+
    In-App Purchases
    Yes
    Copyright
    • © 2026 Edbert Sumarlin
  • Privacy Policy

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