# CogniTrack vs Short Term Memory

The clearest difference is ads: CogniTrack at none against Short Term Memory's shown. Short Term Memory's advantage is device support (3 vs 1). On price, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. CogniTrack sells 2 in-app purchases, starting at $0.99 per month and Short Term Memory sells 1 in-app purchase, starting at $1.49 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | CogniTrack | Short Term Memory |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 10 days | — |
| Size | 4 MB | 54 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Maik Friedel](https://appshunter.io/developer/1477467157) | [Keisuke Inazawa](https://appshunter.io/developer/1896767902) |

## What reviewers say

### CogniTrack

[App page](https://appshunter.io/ios/app/cognitrack/id6780935354)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CogniTrack Pro (Monthly) | $0.99 | per month |
| CogniTrack Pro (Lifetime) | $9.99 | one-time |


### Short Term Memory

[App page](https://appshunter.io/ios/app/short-term-memory-brain-game/id6783421578)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアム（広告なし） | $1.49 | per month |


## Frequently asked questions

### Is CogniTrack free?

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

### Is Short Term Memory free?

Short Term Memory is free to download, with in-app purchases available.

### Do CogniTrack or Short Term Memory have ads?

Short Term Memory shows ads; CogniTrack does not.

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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.*