CaffeTrack - Caffeine Tracker

Scientifically calculate caffeine levels in your body after drinking coffee or energy drinks. Visualize metabolism with graphs and get alerts before bedtime. Support healthy caffeine habits. Completely offline for your privacy.CaffeTrack is a scientifically-based caffeine management app. After drinking coffee, tea, or energy drinks, it calculates and visualizes how much caffeine remains in your body in real-time. Using accurate half-life models, it displays metabolism predictions up to 12 hours ahead with interactive graphs. Set your bedtime and receive alerts to protect sleep quality by warning you before consuming caffeine too close to bedtime. Get notified when approaching the daily recommended limit (400mg for adults). Detailed statistics including daily, weekly, and monthly intake charts, plus rankings of your most-consumed beverages help you build healthy habits. Rich preset database includes drip coffee, espresso, green tea, black tea, Red Bull, Monster Energy and more. You can also register custom beverages. Enter personal information (weight, age, gender) for more precise calculations. Completely offline with no login required. All data stays on your device with no external server transmission. Simple and intuitive design with light and dark mode support. Multi-language support. Perfect for coffee and energy drink lovers, those wanting better sleep quality, or anyone managing caffeine intake including pregnant or nursing mothers.