Find answers to the most common questions about Swingli, the best tennis tracker app for Apple Watch. If you don't find what you're looking for, feel free to contact us.
To use Swingli, you need an iPhone (iOS 18 or later) and an Apple Watch (watchOS 11 or later). The tennis tracker runs on your Apple Watch during play, while the iPhone app is used to view detailed statistics and manage settings.
Setting up Swingli is simple: 1) Download the app from the App Store on your iPhone, 2) Make sure your Apple Watch is paired and updated, 3) Open the app on your iPhone to complete initial setup, 4) Grant necessary permissions for health data and motion sensors, 5) Start your first session from your Apple Watch.
No, you don't need an internet connection during play. The tennis tracker works completely offline. Your Apple Watch collects all the data during your tennis session, and it syncs to your iPhone when they're connected via Bluetooth.
Swingli is free to download and use. All core tennis tracking features are available at no cost.
Swingli's tennis tracker uses advanced motion detection algorithms specifically calibrated for tennis swings. The accuracy is very high for most playing styles, though it may vary slightly depending on individual swing characteristics.
Yes, the tennis tracker detects all types of swings including forehands, backhands, serves, and volleys.
Swingli is specifically optimized as a tennis tracker. While it may detect swings in other racket sports like badminton or squash, the algorithms are calibrated for tennis-specific movements.
The tennis tracker is optimized for battery efficiency. A typical one-hour tennis session uses approximately 15-20% of your Apple Watch battery, similar to other fitness tracking apps.
Swingli supports watchOS 11 and above on these Apple Watch models:
The AI Serve Coach analyzes your serve motion data collected by your Apple Watch and provides personalized tips to improve your technique, consistency, and power. Only anonymous motion coordinates are sent for analysis -- no personal data.
The AI Serve Coach feature is available within the app. Check the app for current availability and any premium features.
Absolutely. All your tennis tracking data stays on your device. We don't transmit your personal data to external servers or share it with third parties.
Yes, you have full control over your data. You can delete individual sessions or all your data at any time through the app settings.
Ensure your Apple Watch is securely fastened, you've started a session from the watch app, motion sensor permissions are granted, and your watchOS is up to date. If problems persist, try restarting the app or contact support.
Make sure both devices are nearby, Bluetooth is enabled, and both have sufficient battery. Sync may take a few moments to complete.
Still have questions? Contact us at hello@swingli.app
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