Caffeine Lens — Your caffeine, in focus. ☕ Caffeine Lens helps you track what you drink and understand how much caffeine is still in your body. ☕ Track 500+ drinks 🧠 See estimated caffeine remaining 📊 Monitor intake, limits & trends 😴 Understand caffeine and sleep 💧 Set hydration reminders ☁️ Sync your data across devices Built around one simple question: “I had coffee a few hours ago. How much caffeine is still in me?” Track. Understand. Balance.