Support
No. Everything works without one and stays on your device.
Home → Had a slip? Start again or pause. Your past progress still counts.
iPhone: Settings → Apple ID → Subscriptions. Android: Google Play → Payments & subscriptions. Web: Profile → Premium → Manage subscription.
Paywall or Profile → Premium → Restore purchases.
Profile → Privacy deletes everything on this device.
Delete account works from any browser.
ZeroNicotine isn't medical care. For medical advice or quitting medication, talk to a healthcare professional or your local quitline.
[Founder to provide: support email]