# caffree vs Caffeine Curve

The clearest difference is update cadence: Caffeine Curve at fortnightly against caffree's monthly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

caffree ships an update monthly, Caffeine Curve fortnightly. The most recent releases landed on October 15, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | caffree | Caffeine Curve |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/caffeine-curve/id6760567892/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | — | Free |
| Size | 36 MB | 4 MB |
| Requires iOS | **15.1** | 16.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Emmett Harper](https://appshunter.io/developer/1812472642) | [Haris Delalic](https://appshunter.io/developer/1885039771) |

## What reviewers say

### caffree

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

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

**In-app purchases:** none


### Caffeine Curve

[App page](https://appshunter.io/ios/app/caffeine-curve/id6760567892)

This app estimates your current caffeine level in real-time by analyzing dietary caffeine entries from Apple Health. It helps you understand how caffeine affects your body throughout the day, aiding decisions about intake and sleep. The interface is designed for quick, clear information.

**Highlights:** Real-time caffeine level tracking, Caffeine absorption and elimination model, Apple Health integration, Lock Screen widget and Home Screen Widgets, Peak and sleep indicators, Personalized sensitivity profiles, Demo mode for exploration

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is caffree free?

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

### Is Caffeine Curve free?

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

### Do caffree or Caffeine Curve have ads?

Neither caffree nor Caffeine Curve shows ads.

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

caffree ships an update monthly, and Caffeine Curve fortnightly. Most recently, caffree was updated on October 15, 2026 and Caffeine Curve on October 10, 2026.

---

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