General AI Tools
MyCaffeine
2h agoMyCaffeine is a free iPhone and Apple Watch app that lets users log caffeine‑containing drinks and water intake, view real‑time caffeine levels in the body, and see projected amounts at bedtime. It integrates with Apple Health to combine caffeine data with sleep, heart‑rate, activity and respiration metrics, all processed locally on the device. The app supports multiple languages, a region‑aware catalog of branded drinks, customizable half‑life and daily limits, smart reminders that learn drinking habits, and Apple Watch widgets/complications for quick access.
Real‑time caffeine trackingBedtime projectionApple Health integrationRegional drink catalogCustomizable metabolism modelWater intake trackingApple Watch widgets & complicationsSmart remindersOn‑device privacy
Key Capabilities
01
Real‑time caffeine tracking
Logs each drink and shows current caffeine amount in the body and projected level at bedtime.
02
Bedtime projection
Estimates how much caffeine will remain at a user’s typical bedtime to help avoid sleep disruption.
03
Apple Health integration
Syncs with Apple Health to overlay caffeine data with sleep, heart‑rate, activity and respiration metrics.
04
Regional drink catalog
Provides a searchable list of thousands of branded drinks and serving sizes, with region‑aware availability.
05
Customizable metabolism model
Allows users to set personal half‑life, daily limits and bedtime targets for more accurate projections.
06
Water intake tracking
Logs daily water consumption, shows progress toward a hydration goal, and optionally syncs with Apple Health.
07
Apple Watch widgets & complications
Offers quick‑add shortcuts, lock‑screen widgets and watch‑face complications to view caffeine level without opening the phone app.
08
Smart reminders
Learns typical drinking times and nudges users, while staying silent during sleep hours.
09
On‑device privacy
All drink and health data stay local on the device; no data is sent to MyCaffeine servers or advertisers.
Use Cases
Improve sleep qualityMonitor caffeine intake throughout the day and see bedtime projections to avoid sleep disruption.Health‑concerned adults and anyone looking to optimize sleep.
Maintain hydration while tracking caffeineTrack both water consumption and caffeine levels to meet daily hydration goals and stay aware of stimulant intake.Fitness enthusiasts and athletes.
Quick logging on the goUse Apple Watch widgets, lock‑screen shortcuts, or Siri intents to log drinks instantly without opening the phone app.Busy professionals and frequent travelers.
Personalized caffeine limitsSet a personal half‑life and daily caffeine limit based on metabolism, receiving tailored reminders and projections.Individuals with caffeine sensitivity or specific health goals.
Analyze caffeine‑sleep patternsCombine logged caffeine data with Apple Health sleep metrics to understand how caffeine affects personal sleep duration and quality.Data‑driven users and biohackers.
Update History
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