Does Dexcom G7 require a different mobile app than Dexcom G6?
Yes, you'll need to download the Dexcom G7 app from the Apple or Google Play app stores. Log in with your existing Dexcom account, and the app will guide you through the setup.
If you are using a receiver: The Dexcom G6 receiver is not compatible with Dexcom G7. Dexcom G7 features a redesigned optional receiver that is smaller with a more vibrant, easier to read display.