BolTimer

Finish Line Timing

Only for iPhone

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

iPhone

High-frame-rate finish line timing for track training—flash trigger, sound detect, and frame-by-frame review. BolTimer is a finish-line electronic timing app built for track & field training and auxiliary race timing. KEY FEATURES • High-frame-rate recording at the finish line (up to 240 fps on supported iPhones) • Flash or sound trigger to mark T0 (start moment) • Frame-by-frame review with up to 8 lanes • Drag scores to lanes, calibrate T0, fine-tune within ±3 ms • Local race history—your videos and results stay on your device • Optional paired finish-line starter with auto sound detection HOW IT WORKS 1. Align the flash detection zone and tap Stand By 2. After the start signal, BolTimer records the finish sprint 3. Review each frame and mark lane times 4. Copy results or export annotated video to Photos REQUIREMENTS • iPhone with high-frame-rate video support (iOS 17+) • Camera and microphone permission for timing features • Real device required—Simulator cannot access the camera DATA & PRIVACY Recordings and results are stored locally on your device. BolTimer does not upload your race videos to our servers. MEMBERSHIP Free trial sessions included. Optional weekly trial or lifetime membership unlocks unlimited use. Purchases are processed by Apple. Support: https://www.qinggetech.cn/boltimer-support/

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The developer, Shanghai Qingge Technology Co., Ltd., 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 based, for example, 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

    Provider
    • Shanghai Qingge Technology Co., Ltd.
    Size
    • 1.9 MB
    Category
    • Sports
    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 Vision
      Requires visionOS 1.0 or later.
    Languages
    • English and Simplified Chinese
    Age Rating
    4+
    In-App Purchases
    Yes
    • boltimer_lifetime USD 149.99
    • boltimer_weekly USD 14.99
    • Learn More
    Copyright
    • © 上海擎歌
  • Privacy Policy

    • More by Shanghai Qingge Technology Co., Ltd.

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