# My Ideas Book vs cortex

The clearest difference is ads: cortex at none against My Ideas Book's shown. cortex also leads on iOS requirement (13.0 vs 17.0). On price, 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 | My Ideas Book | cortex |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 5 months | — |
| Size | 10 MB | 20 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Asmaa Almarrikhi](https://appshunter.io/developer/1473860759) | [Ziad Alharbi](https://appshunter.io/developer/1896352371) |

## What reviewers say

### My Ideas Book

[App page](https://appshunter.io/ios/app/my-ideas-book/id6742347140)

**Features:** macOS Compatibility

**In-app purchases:** none


### cortex

[App page](https://appshunter.io/ios/app/cortex/id6768269910)

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

**In-app purchases:** none


## Frequently asked questions

### Is My Ideas Book free?

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

### Is cortex free?

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

### Do My Ideas Book or cortex have ads?

My Ideas Book shows ads; cortex does not.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*