The FreeStyle Libre 3 app* includes one Urgent Low Glucose Alarm† that is set to 55 mg/dL that cannot be turned off or customized1. The High Glucose, Low Glucose, and Signal Loss Alarms are optional. These alarms are turned on by default but can be turned off or customized to alarm at different glucose levels1.
Please check our compatibility guide for more information about device compatibility before using the app.
* The FreeStyle Libre systems apps are only compatible with certain mobile devices and operating systems. Please check the Support section of our website for more information about device compatibility before using the apps. Use of the FreeStyle Libre systems apps may require registration with LibreView.
† Notifications will only be received when alarms are turned on and the sensor is within 33 feet unobstructed of the reading device. You must enable the appropriate settings on your smartphone to receive alarms and alerts, see the FreeStyle Libre 3 User's Manual for more information.
1 FreeStyle Libre 3 User's Manual