# My Collection Book vs Flex Counter

The clearest difference is device support: My Collection Book at 2 against Flex Counter's —. Flex Counter's advantage is iOS requirement (14.0 vs 16.0). On price and in-app purchases 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 | My Collection Book | Flex Counter |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 2 months | — |
| Size | 11 MB | 24 MB |
| Requires iOS | 16.0 | **14.0** |
| Devices | **iPhone, iPad** | — |
| Age rating | 4+ | 4+ |
| Developer | [Yuto Inagaki](https://appshunter.io/developer/1733484400) | [KEISHI TAJIMA](https://appshunter.io/developer/1872332940) |

## What reviewers say

### My Collection Book

[App page](https://appshunter.io/ios/app/my-collection-book/id6757259166)

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

**In-app purchases:** none


### Flex Counter

[App page](https://appshunter.io/ios/app/flex-counter/id6758333089)

**In-app purchases:** none


## Frequently asked questions

### Is My Collection Book free?

My Collection Book is free to download, with no in-app purchases.

### Is Flex Counter free?

Flex Counter is free to download, with no in-app purchases.

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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.*