Support

A person reads this inbox.

When you write, include your iPhone model, iOS version and the app version. It gets you an answer faster.

Restore a purchase: Open the Premium screen in the app and tap Restore Purchases. Use the Apple ID you bought with.
Cancel or change a subscription: Subscriptions are managed in your App Store account: Settings, your name, Subscriptions. The lifetime plan is a single payment with nothing to cancel.
Refunds: Apple handles refunds. Ask at reportaproblem.apple.com.
Move your progress to a new iPhone: Progress is part of your iCloud backup. Restore the new phone from that backup and your streaks and stats come with it.
Reminders: The app asks once whether you want a daily reminder. You can change your mind in the app's Settings, or in iOS Settings under Notifications.
Delete your data: Deleting the app deletes its data from your phone. There is no account, and no copy on our side to remove.
Press: Writing about Ninesmith? The same address works.