# Do it! vs Cortex

The clearest difference is in-app purchases: Do it! at none against Cortex's 3. Cortex's advantage is device support (4 vs 2). On price, update cadence, ads and iOS requirement there is nothing between them.

Both are free to download. Cortex sells 3 in-app purchases, starting at $4.99 per month. Do it! asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 days. The most recent releases landed on October 3, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Do it! | Cortex |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 days | Every 3 days |
| Size | 36 MB | 131 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Volodymyr Khoma](https://appshunter.io/developer/1679634233) | [JTR Labs LLC](https://appshunter.io/developer/1892768253) |

## What reviewers say

### Do it!

[App page](https://appshunter.io/ios/app/do-it-get-things-done/id6740178037)

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

**In-app purchases:** none


### Cortex

[App page](https://appshunter.io/ios/app/cortex-local-markdown-brain/id6785630809)

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cortex Plus (Monthly) | $4.99 | per month |
| Cortex Plus (Yearly) | $39.99 | per year |
| Cortex Believer | $99.99 | one-time |


## Frequently asked questions

### Is Do it! free?

Do it! is free to download, with no in-app purchases.

### Is Cortex free?

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

### Do Do it! or Cortex have ads?

Neither Do it! nor Cortex shows ads.

### Which is updated more often, Do it! or Cortex?

Do it! ships an update every 3 days, and Cortex every 3 days. Most recently, Do it! was updated on October 3, 2026 and Cortex on October 12, 2026.

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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.*