Contact
Email us at [email protected]. There is no account to sign in to, so tell us your device and app version if something is not working.
Subscriptions and billing
- To restore Premium on a new or reinstalled device, open Settings, then Protein Diary Premium, then Restore Purchases.
- To cancel or change a plan, use your App Store subscription settings. Cancelling stops future renewals; Premium stays active until the end of the paid period.
- Apple handles refunds for App Store purchases. Request one at reportaproblem.apple.com.
Backups and moving to a new device
Your diary is stored on your device. To move it, open Settings, then Data, then Export Data, and save the JSON file somewhere you control. On the new device, use Import Data. Logging and JSON backup and restore are free.
Privacy
We receive only what you choose to send. Please avoid sending health information, screenshots of your diary or backup files unless you want us to see them. See the privacy policy for how the app handles data.
Health questions
Protein Diary is a personal tracking tool, not medical advice. We cannot answer questions about medication, doses or diet. Please ask your healthcare provider.