BeltTune

Timing belt tension tool

Only for iPhone

$4.99

iPhone

BeltTune brings professional-grade belt tension measurement to your pocket. Using advanced audio analysis, this powerful tool helps engineers, mechanics, and maintenance professionals ensure optimal belt installation and performance. KEY FEATURES: • Instant frequency measurement with real-time audio analysis • Support for multiple belt segments with individual measurements • Automatic frequency averaging for consistent results • Clean, intuitive interface designed for workshop environments • No external hardware required - just your iPhone's microphone PERFECT FOR: • Ferrari • Porsche 944/928 • Lotus Esprit • Ducati HOW IT WORKS: Simply tap and hold the "Listen" button, strike the belt to create a vibration, and BeltTune will instantly display the belt's natural frequency. Multiple measurements can be taken and averaged for enhanced accuracy, ensuring your belt installations meet manufacturer specifications every time. PROFESSIONAL ACCURACY: BeltTune utilizes sophisticated signal processing and harmonic analysis to deliver precise frequency measurements between 60-500 Hz, making it suitable for most industrial and automotive belt applications. Get BeltTune today and take the guesswork out of belt tension measurement. Your belts (and your machines) will thank you.

Ratings & Reviews

  • 3.5
    out of 5
    2 Ratings

Belt Tune has up updated to take advantage of iOS 26

Version 1.3

The developer, Justin Oakes, 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
      • Justin Oakes
    • Size
      • 1.9 MB
    • Category
      • Utilities
    • Compatibility
      Requires iOS 18.1 or later.
      • iPhone
        Requires iOS 18.1 or later.
    • Languages
      English and 4 more
      • English, French, German, Italian, Spanish
    • Age Rating
      4+
    • Copyright
      • © 2025 Justin Oakes
  • Developer Website
  • Privacy Policy

    • Supports

    • Family Sharing

      Up to six family members can use this app with Family Sharing enabled.

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