Test CoreFast on Android

CoreFast is in a closed test on Google Play before it launches there. If you fast, or want to try, your help shapes it.

Email to join

On iPhone? CoreFast is already on the App Store.

1. Ask to join. Email corefast.support@icloud.com with the Google account email you use on your Android phone, and we'll add you to the test.
2. Accept the test invitation. Once you're added, become a tester on Google Play, then install CoreFast from the Play Store.
3. Use it for two weeks. Open CoreFast most days: start and end a fast, log some water, try a meal in Food, and if you like, join a Circle with other testers. Please stay in the test for at least 14 days.
4. Tell us what you think. Use "Send feedback" on CoreFast's Play Store page, or email corefast.support@icloud.com. Every update during the test lists what changed because of your feedback.

Testing is free. CoreFast keeps your data on your phone during the test too. Your email address is used only to add you to the test.