CGM features and fixes · FreeStyle Libre 2 and 2 Plus

FreeStyle Libre 2 and 2 Plus compatible phones

The Libre app needs iOS 16 or later, or an NFC phone on Android 11 or later, and the phone must be on Abbott's compatibility guide. (Abbott)

What the maker says to do

1. Check Abbott's Phone and OS Compatibility Guide before you update the phone or its OS.

In the US, Abbott's Libre app replaces the FreeStyle Libre 2 app for new sensors. LibreLinkUp alert settings for Libre 2 differ by the country of the wearer's LibreView account: the US list has no No Recent Data alert.

More on the FreeStyle Libre 2 and 2 Plus

• Follower app not updating
• Signal loss
• Sensor error
• Warm-up
• Sensor failed early
• Alarms not sounding
• Follower not getting alerts

Compatible phones on other CGMs

• Dexcom G6
• Dexcom G7
• Dexcom ONE+
• Dexcom Stelo
• FreeStyle Libre 3 and 3 Plus
• Medtrum TouchCare Nano CGM
• Eversense 365
• Medtronic Simplera
• SIBIONICS GS1

Sources, quoted

• Abbott: “iOS: phone models listed on the compatibility guide later running iOS 16 or higher.”
• Abbott: “Android: NFC-enabled smartphones listed on the compatibility guide , running Android 11 or higher.”
• Abbott: “Libre app is only compatible with certain phones and operating systems.”

Every quote is checked against its source page before each update of this site; last checked 2026-10-06. Makers change their apps; the source page is the authority when it differs.