Unbuzz: Caffeine Tracker

Track caffeine without turning it into a medical score. Unbuzz is a caffeine log and timing calculator. Log coffee, tea, energy drinks and more, then follow an estimated caffeine curve and see a practical coffee cutoff based on your schedule. LOG DRINKS FAST • Browse an offline library of 190+ real drinks from familiar brands • Save favourites and log them from your dashboard in one tap • Scan barcodes or create a custom drink • Keep a clear history of what you logged and when FOLLOW THE TIMELINE • See an estimate of caffeine remaining over time using a transparent half-life model • View your estimated coffee cutoff and sleep-ready time at a glance • Compare recent days and notice the routines you are building • Use Apple Watch, widgets, reminders and quick actions to keep logging simple BUILD A ROUTINE • Choose a daily caffeine target that fits your own goals • Try lightweight challenges focused on timing and consistency • Review trends without pass-or-fail labels or medical conclusions HOW THE ESTIMATE WORKS Unbuzz applies a simplified model to the drink amounts and times you log. The curve and cutoff are estimates, not direct measurements, medical advice or a diagnosis. Individual response to caffeine varies. PRIVATE BY DESIGN The core calculations run on your device. Analytics are optional and off by default. There are no ads and no sale of personal data. Terms of Use: https://www.unbuzz.app/terms.html Privacy Policy: https://www.unbuzz.app/privacy.html