# Cognitive Diary vs Cognitive Age Check

The clearest difference is in-app purchases: Cognitive Age Check at none against Cognitive Diary's 2. Cognitive Age Check also leads on iOS requirement (13.0 vs 16.4). On price, ads and device support there is nothing between them.

Both are free to download. Cognitive Diary sells 2 in-app purchases, starting at $0.99 per month. Cognitive Age Check asks for nothing beyond the download.

## The numbers

| Metric | Cognitive Diary | Cognitive Age Check |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | — |
| Size | 60 MB | 3 MB |
| Requires iOS | 16.4 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Vitalii Kovalov](https://appshunter.io/developer/1864691271) | [Tom Hestas](https://appshunter.io/developer/1877086504) |

## What reviewers say

### Cognitive Diary

[App page](https://appshunter.io/ios/app/cognitive-diary/id6757118591)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO | $0.99 | per month |
| PRO | $9.99 | per year |


### Cognitive Age Check

[App page](https://appshunter.io/ios/app/cognitive-age-check/id6782168182)

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

**In-app purchases:** none


## Frequently asked questions

### Is Cognitive Diary free?

Cognitive Diary is free to download, with in-app purchases available.

### Is Cognitive Age Check free?

Cognitive Age Check is free to download, with no in-app purchases.

### Do Cognitive Diary or Cognitive Age Check have ads?

Neither Cognitive Diary nor Cognitive Age Check shows ads.

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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.*