Microphone Sensitivity too low
Microphone won’t register anything unless you “pay for premium”. Useless
Free
In-App Purchases
About
Instantly measure your racquet string tension using advanced audio analysis. Track tension loss over time, calculate swingweight, and optimize your racquet performance for tennis, badminton, squash, and racquetball.
✓Instant string tension measurement via audio analysis
✓Swingweight calculation and balance point optimization
✓Stiffness calculator for power vs. control analysis
✓Racquet profile storage and tension history tracking
✓Support for tennis, badminton, squash, and racquetball
✓Metric and imperial unit support
Show original description
What's New in RacquetTuner
1.0.2
November 27, 2025
Subscription plans
Premium Weekly
Weekly Premium
$1.997 Days
User reviews
Developer apps
FAQ
How does RacquetTuner measure string tension?
RacquetTuner uses advanced audio analysis. By tapping your racquet strings, the app analyzes the sound frequency produced to calculate the tension with precision, detecting changes as small as 0.1 kg.
What sports does RacquetTuner support?
RacquetTuner supports tennis, badminton, squash, and racquetball. Each sport has a standard tension range that the app can measure and analyze.
Can RacquetTuner help me improve my game?
Yes, by accurately measuring string tension and tracking its loss over time, RacquetTuner helps you maintain consistent shot control, power, and comfort, allowing you to decide the optimal time to restring.
What is the Premium subscription for RacquetTuner?
The Premium subscription unlocks unlimited racquet profiles, all sport types, tension history graphs, the stiffness calculator, and CSV data export. It is available via weekly, monthly, or yearly plans.
How accurate are RacquetTuner's measurements?
RacquetTuner provides reliable relative measurements for tracking tension changes. For best results, tap consistently in the center of the string bed and ensure no dampeners are attached during measurement.
Does RacquetTuner have ads?
No, RacquetTuner does not contain advertisements. The app is free to download and use, with optional premium features available through a subscription.
What devices is RacquetTuner available on?
RacquetTuner is available for iPhone and iPad devices. It is designed for users who want to monitor their racquet performance on the go.
How do I cancel my RacquetTuner Premium subscription?
Subscriptions can be managed and canceled in your device's Account Settings. To avoid renewal charges, cancel at least 24 hours before the end of the current subscription period.
