# Hotshot Caffeine Tracker vs Caffeine Curve

The clearest difference is update cadence: Caffeine Curve at fortnightly against Hotshot Caffeine Tracker's every 3 months. Caffeine Curve also leads on iOS requirement (16.6 vs 26.0). 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.

Hotshot Caffeine Tracker ships an update every 3 months, Caffeine Curve fortnightly. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Hotshot Caffeine Tracker | Caffeine Curve |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (5 ratings)](https://appshunter.io/ios/app/caffeine-curve/id6760567892/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | — | Free |
| Size | 8 MB | 4 MB |
| Requires iOS | 26.0 | **16.6** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Jimbo Works Ltd.](https://appshunter.io/developer/1875041707) | [Haris Delalic](https://appshunter.io/developer/1885039771) |

## What reviewers say

### Hotshot Caffeine Tracker

[App page](https://appshunter.io/ios/app/hotshot-caffeine-tracker/id6758787664)

**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 Hotshot Caffeine Tracker free?

Hotshot Caffeine Tracker 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 Hotshot Caffeine Tracker or Caffeine Curve have ads?

Neither Hotshot Caffeine Tracker nor Caffeine Curve shows ads.

### Which is updated more often, Hotshot Caffeine Tracker or Caffeine Curve?

Hotshot Caffeine Tracker ships an update every 3 months, and Caffeine Curve fortnightly. Most recently, Hotshot Caffeine Tracker was updated on October 25, 2026 and Caffeine Curve on October 24, 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.*