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Screenshots

  • Caffeine Level Tracker & Calc screenshot 1
  • Caffeine Level Tracker & Calc screenshot 2
  • Caffeine Level Tracker & Calc screenshot 3
  • Caffeine Level Tracker & Calc screenshot 4

About Caffeine Level Tracker & Calc

Caffeine Tracker: Real-Time Half-Life & Sleep Cutoff Calculator Love your daily coffee, espresso, or energy drinks, but worried about caffeine staying in your body at bedtime? Caffeine Tracker is your smart personal caffeine manager. By applying scientific caffeine clearance half-life equations (approx. 5-hour half-life), it calculates your real-time body caffeine level, predicts when caffeine will completely clear, and provides a sleep cutoff time to protect your sleep quality. Key Features 1. Real-Time Body Caffeine & Clearance Estimator: Track how much caffeine remains in your system right now and see the exact estimated time when it will be fully metabolized. 2. Sleep Cutoff Time Calculator: Input your target bedtime (e.g., 11:00 PM) to get your personalized latest safe caffeine intake time so you can fall asleep soundly. 3. Daily Intake Limit Warning: Monitor today's total caffeine intake against recommended daily limits (e.g., 400 mg for healthy adults) with instant warning alerts. 4. Quick Presets & Custom Entries: Quickly log Espresso, Americano, Latte, Energy Drinks, Cola, Green Tea, or add your own custom drink sizes and milligrams. 5. Calendar History & Intake Trends: Review your past caffeine consumption history on a visual calendar to build healthier coffee habits. Recommended For - Coffee lovers, students, and professionals who want to enjoy caffeine without sacrificing sleep. - Anyone experiencing insomnia, anxiety, or restlessness from afternoon coffee or energy drinks. - Health-conscious individuals monitoring daily caffeine limits (adults 400mg, pregnant women 200mg). Download Caffeine Tracker today and enjoy your favorite drinks while sleeping soundly!

What’s new

Version 1.0.1 · Updated August 8, 2026

Stability improvements.

App privacy

The developer, Seulki Eom, reported these privacy practices to Apple.

Data Used to Track You

The following data may be used to track you across apps and websites owned by other companies:

  • Location: Precise Location
  • Identifiers: Device ID
  • Usage Data: Advertising Data
  • Diagnostics: Crash Data, Performance Data

Data Linked to You

The following data, which may be collected and linked to your identity, may be used for the following purposes:

  • Location: Precise Location
  • Identifiers: Device ID
  • Usage Data: Advertising Data
  • Diagnostics: Crash Data, Performance Data

Used for: Third-Party Advertising, Developer’s Advertising or Marketing

Alternatives to Caffeine Level Tracker & Calc

Looking for apps like Caffeine Level Tracker & Calc? Here are 6 similar apps on the App Store. The highest rated is Caffi - Caffeine Tracker (4.6/5), and all 6 are free to download.

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