# 22Bio vs Caffeine Intake Tracker Log

The clearest difference is in-app purchases: 22Bio at none against Caffeine Intake Tracker Log's 2. Caffeine Intake Tracker Log's advantage is ads (none vs shown) and iOS requirement (18.0 vs 26.0). On price, update cadence and device support there is nothing between them.

Both are free to download. Caffeine Intake Tracker Log sells 2 in-app purchases, starting at $1.99 per month. 22Bio asks for nothing beyond the download.

22Bio ships an update monthly, Caffeine Intake Tracker Log every 2 months. Both last shipped on September 6, 2026.

## The numbers

| Metric | 22Bio | Caffeine Intake Tracker Log |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Monthly** | Every 2 months |
| Size | 34 MB | 14 MB |
| Requires iOS | 26.0 | **18.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 12+ | +4 |
| Developer | [Mosaic-bio, Ltd.](https://appshunter.io/developer/1818601785) | [Mustafa Kulac](https://appshunter.io/developer/1782678392) |

## What reviewers say

### 22Bio

[App page](https://appshunter.io/ios/app/22bio/id6746808216)

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

**In-app purchases:** none


### Caffeine Intake Tracker Log

[App page](https://appshunter.io/ios/app/caffeine-intake-tracker-log/id6755601213)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $1.99 | per month |
| Annual | $6.99 | per year |


## Frequently asked questions

### Is 22Bio free?

22Bio is free to download, with no in-app purchases.

### Is Caffeine Intake Tracker Log free?

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

### Do 22Bio or Caffeine Intake Tracker Log have ads?

22Bio shows ads; Caffeine Intake Tracker Log does not.

### Which is updated more often, 22Bio or Caffeine Intake Tracker Log?

22Bio ships an update monthly, and Caffeine Intake Tracker Log every 2 months. Most recently, 22Bio was updated on September 6, 2026 and Caffeine Intake Tracker Log on September 6, 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.*