Quick answer: Delete the app from your Home Screen, then reinstall it from the App Store and sign back in.
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To delete Amen on your iPhone or iPad:
Press and hold the Amen app icon on your Home Screen.
Tap Remove App.
Tap Delete App, then confirm.
To reinstall:
Open the App Store.
Search for Amen.
Tap Get or the download icon.
Once installed, tap Open.
Sign in using the same email and password you used previously. Your account can be used on any device.
Please note that journal entries are stored locally on your device and may be permanently deleted when the app is removed. If you need assistance, please contact Customer Support.

2. Then tap Delete

3. Reinstall the Amen app from the Apple App Store
4. Type your email/password in Already have an account, sign in
You should now have full access to Amen.