Support
Need a hand? Most answers are below. If you’re still stuck, we read every message.
Contact us
Email us and we’ll usually reply within 1–2 business days.
Common topics
Getting started
Open Caffy, log your first drink from the home screen, and set your bedtime in settings so your sleep score works from day one.
Personalizing the model
Add your age range, sensitivity and any relevant factors in your profile so the caffeine curve reflects how your body actually works.
Premium & billing
Manage or cancel your subscription anytime in your Apple ID settings. Premium unlocks insights, detox programs and the full model.
Restoring purchases
Reinstalled or switched devices? Use “Restore Purchases” in settings to bring your premium access back.