# caffree vs Caffeine Tracker

The clearest difference is in-app purchases: caffree at none against Caffeine Tracker's 2. caffree also leads on iOS requirement (15.1 vs 26.1). Caffeine Tracker's advantage is update cadence (every 8 days vs monthly). On price, ads and device support there is nothing between them.

Both are free to download. Caffeine Tracker sells 2 in-app purchases, starting at $4.99 per year. caffree asks for nothing beyond the download.

caffree ships an update monthly, Caffeine Tracker every 8 days. Both last shipped on October 15, 2026.

## The numbers

| Metric | caffree | Caffeine Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/caffeine-tracker-doppio/id6758040507/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 8 days** |
| Monetization | — | Freemium |
| Size | 36 MB | 20 MB |
| Requires iOS | **15.1** | 26.1 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Emmett Harper](https://appshunter.io/developer/1812472642) | [MOBILE CODING FACTORY DOO](https://appshunter.io/developer/1590013609) |

## What reviewers say

### caffree

[App page](https://appshunter.io/ios/app/caffree/id6745487389)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Caffeine Tracker

[App page](https://appshunter.io/ios/app/caffeine-tracker-doppio/id6758040507)

This app helps you track your caffeine intake and understand its impact on your sleep. It provides personalized insights into your caffeine metabolism, allowing you to build better habits and brew coffee like a pro. Syncs with Apple Health for comprehensive sleep analysis.

**Highlights:** Log caffeine intake with custom drinks, Personalized metabolism curve and half-life, Caffeine level forecasts, Sleep rating and efficiency tracking, Brewing calculator and timer, Apple Health integration, Detox planner

**Features:** macOS Compatibility, Family Sharing, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Doppio Pro Yearly | $4.99 | per year |
| Doppio Lifetime | $12.99 | one-time |


## Frequently asked questions

### Is caffree free?

caffree is free to download, with no in-app purchases.

### Is Caffeine Tracker free?

Caffeine Tracker is free to download, with in-app purchases available.

### Do caffree or Caffeine Tracker have ads?

Neither caffree nor Caffeine Tracker shows ads.

### Which is updated more often, caffree or Caffeine Tracker?

caffree ships an update monthly, and Caffeine Tracker every 8 days. Most recently, caffree was updated on October 15, 2026 and Caffeine Tracker on October 15, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*