# Frank's Caffeine Tracker — Insight in caffeine usage

> Insight in caffeine usage (iPhone/iPad app by Frank Gerritse.)

- Source: https://appshunter.io/ios/app/franks-caffeine-tracker/id6746192998 (this page in markdown: same URL + `.md`)
- Developer: [Frank Gerritse](https://appshunter.io/developer/1805358593)
- Category: Health & Fitness, Lifestyle
- Price: Free
- Age rating: 17+
- Requires: iOS 15.1 · 37 MB
- Languages: American English, Dutch, German (Germany)
- Released: 2025-05-29
- Data updated: 2026-08-21
- User reviews in markdown: https://appshunter.io/ios/app/franks-caffeine-tracker/id6746192998/reviews.md

## What is 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, no data is shared
• Optional Apple Health integration
• 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
- Track your sleep quality: Log how you slept each morning and discover how caffeine affects your sleep
- 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.


## Version history (last 5 releases)

### 2.0.1 — 2026-07-14

I have fixed a small minor bugs and made some more optimizations.

### 2.0 — 2026-07-02

By popular demand this version has optional Apple Health integration for both caffeine and sleep data. Furthermore there are many bug fixes and optimizations under the hood.

### 1.8 — 2026-04-27

Smashed bugs and made speed improvements and optimalizations.

### 1.7.2 — 2025-10-29

Quick bug fix, on some devices the caffeine level chart wasn't working properly.

### 1.7.1 — 2025-10-27

Fixed some small bugs and introduced German locale (thanks Atilla for requesting).

## Apps similar to Frank's Caffeine Tracker

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [SWIMR](https://appshunter.io/ios/app/swimr/id6756174056) | — | Free | Health & Fitness |
| [Caffeine Tracker - MoonLatte](https://appshunter.io/ios/app/caffeine-tracker-moonlatte/id6751758649) | 5.0 (1) | Free | Health & Fitness |
| [CupDose - Caffeine Tracker](https://appshunter.io/ios/app/cupdose-caffeine-tracker/id6756186970) | — | Free | Health & Fitness |
| [CaffPulse - Caffeine Tracker](https://appshunter.io/ios/app/caffpulse-caffeine-tracker/id6758062092) | — | Free | Health & Fitness |
| [Caffeine Clock: Track Caffeine](https://appshunter.io/ios/app/caffeine-clock-track-caffeine/id6504160396) | 4.7 (24) | Free | Health & Fitness |
| [Caffeine — Track your intake](https://appshunter.io/ios/app/caffeine-track-your-intake/id6736510700) | 5.0 (1) | Free | Health & Fitness |

## More apps by Frank Gerritse

- [Ki-graph Psychopharmacology](https://appshunter.io/ios/app/ki-graph-psychopharmacology/id6743962738)

All apps by Frank Gerritse: https://appshunter.io/developer/1805358593

## Related topics

[caffeine](https://appshunter.io/ios/topics/caffeine)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-21.*