# Remember This vs Concentration Card

The clearest difference is iOS requirement: Concentration Card at 12.4 against Remember This's 15.0. 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.

## The numbers

| Metric | Remember This | Concentration Card |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | — |
| Size | 5 MB | 135 MB |
| Requires iOS | 15.0 | **12.4** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tihomir Radev](https://appshunter.io/developer/1403507147) | [RamSystem](https://appshunter.io/developer/393507698) |

## What reviewers say

### Remember This

[App page](https://appshunter.io/ios/app/remember-this-mind-game/id1409462209)

**Features:** macOS Compatibility

**In-app purchases:** none


### Concentration Card

[App page](https://appshunter.io/ios/app/concentration-card/id6449998586)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Remember This free?

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

### Is Concentration Card free?

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

### Do Remember This or Concentration Card have ads?

Both Remember This and Concentration Card show 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.*