Caffy: Caffeine Sleep Tracker
Coffee, Energy Drink & Intake
About
Track your caffeine intake and understand its impact on your sleep and productivity. This app uses science-backed models to provide personalized insights into your caffeine levels and when you'll be ready for sleep.
What's New in Caffy
1.0.4
August 18, 2026
Bug fixes and small improvements.
Subscription plans
Caffy Premium
Unlock all premium features !
FAQ
How does Caffy calculate my caffeine levels?
Caffy uses pharmacokinetic half-life models backed by FDA, EFSA, and NIH research. It personalizes calculations based on your age, gender, sensitivity, and factors like pregnancy or smoking status.
What is the sleep readiness score in Caffy?
The sleep readiness score ranges from 0-100 and indicates how ready you are for sleep. This helps you know if your caffeine intake is putting your sleep at risk before bedtime.
Does Caffy offer any programs to reduce caffeine dependence?
Yes, Caffy includes structured Caffeine Detox Programs designed to help users gradually reduce their dependence on caffeine.
Can I see my caffeine data on my phone's home screen?
Yes, Caffy offers 6 live widgets that display your caffeine data directly on your Home Screen and Lock Screen for easy access.
Is Caffy available in multiple languages?
Caffy supports 5 languages: English, Turkish, German, Spanish, and Japanese, making it accessible to a global user base.
What are the subscription options for Caffy Premium?
Caffy Premium offers weekly ($2.99/P7D), monthly ($6.99/P1M), and yearly ($29.99/P1Y) plans, all with a 3-day free trial.
Does Caffy have ads?
No, Caffy is ad-free. The app prioritizes user privacy and does not display advertisements.
Is Caffy suitable for all ages?
Caffy has an age rating of 12+, indicating it is intended for users aged 12 and older. All estimates are based on generalized scientific models and do not constitute medical advice.