The FreeStyle Libre 2 system has all of the FreeStyle Libre system's features, with the addition of optional, real-time glucose alarms. There are three optional, real-time glucose alarms that are available through the FreeStyle Libre 2 phone app.¶ There is a Low Glucose Alarm, High Glucose Alarm and Signal Loss Alarm.
The FreeStyle Libre 2 system is indicated for pediatric use in children aged 4 and up.
¶ The FreeStyle Libre 2 app and the FreeStyle Libre 2 reader have similar but not identical features. Finger pricks are required if glucose readings and alarms do not match symptoms or expectations. The FreeStyle Libre 2 sensor communicates with the FreeStyle Libre 2 reader that started it or the FreeStyle Libre 2 app that started it. The FreeStyle Libre 2 app is only compatible with certain mobile devices and operating systems. Please check the Compatibility Guide (PDF 69 kB) <Link to https://freestyleserver.com/Distribution/fxaa20.aspx?product=ifu_art39109_002&version=latest&os=all®ion=all&language=xx_yy> for more information about device compatibility before using the app. Use of FreeStyle Libre 2 requires registration with LibreView.