ZoneLock is a heart rate zone training app for athletes who train with purpose.
ZoneLock works with any Bluetooth LE chest strap that uses the standard heart rate profile, including Polar H9, Polar H10, Wahoo TICKR, and Garmin HRM-Pro.
Yes. ZoneLock includes a free standalone Apple Watch app that runs a full session without your phone present and syncs the session back to your iPhone automatically. You can also use a Bluetooth chest strap.
Yes. ZoneLock keeps tracking your heart rate and playing zone alerts while your screen is locked or the app is in the background, so you can leave your phone in your pocket during a session.
Open the app, tap the account icon on the session setup screen, and select Delete Account. All your data will be permanently deleted immediately.
For support or feedback, please use the feedback option within the app or visit our website at zonelock.app.