Frank's Caffeine Tracker

Coffee is great, but are you drinking too much of it? Is caffeine ruining your sleep? This intelligent caffeine tracker answers these questions with the help of science, helping you find the perfect balance between energy and rest.

What makes this special:
Unlike simple caffeine trackers, this app uses advanced pharmacokinetic models that consider your unique biology - age, weight, genetics, pregnancy status, and more - to predict exactly how caffeine affects YOU.

Key Benefits:
• Personalized predictions - See when caffeine will peak and when it'll clear your system
• Sleep protection - Automatic warnings before caffeine disrupts your rest
• Health insights - Track patterns, detect withdrawal, prevent overconsumption
• Zero privacy invasion - All calculations happen on your device
• Scientifically accurate - Based on peer-reviewed research on caffeine metabolism

Features that matter:
- Instant caffeine level calculations
- Real-time (estimated) blood concentration graphs and predictions
- Smart notifications for optimal timing and sleep protection
- Weekly analytics showing consumption patterns and trends
- Support for special conditions (pregnancy, genetics, liver function)
- Custom drink library for your favorite beverages
- Beautiful, accessible interface with dark mode
- Complete data export for personal records. Your data is yours.

Perfect for anyone who wants:
- Better sleep quality, optimized energy levels, reduced caffeine anxiety, pregnancy-safe monitoring, shift work support, or simply conscious consumption.
- Transform your relationship with caffeine. Start your journey to better energy and sleep today.

This app provides educational information and estimates. Always consult healthcare professionals for medical decisions.

Recent changes:
Small bug fix with retrospective sleep data input (thanks Mae P. for pointing it out!)