# sobolo vs In the Cortex

The clearest difference is ads: In the Cortex at none against sobolo's shown. In the Cortex also leads on update cadence (every 3 weeks vs every 10 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. sobolo sells 3 one-off in-app purchases and In the Cortex sells 2 in-app purchases, starting at $47.00 per 7 days. Whichever you choose, the download price is not the number that matters.

sobolo ships an update every 10 months, In the Cortex every 3 weeks. The most recent releases landed on September 26, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | sobolo | In the Cortex |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/in-the-cortex/id6742595727/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 10 months | **Every 3 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 59 MB | 49 MB |
| Requires iOS | **15.6** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [SEJIN PARK](https://appshunter.io/developer/1571443134) | [In the Cortex](https://appshunter.io/developer/1799079025) |

## What reviewers say

### sobolo

[App page](https://appshunter.io/ios/app/sobolo-note-and-diary/id6739229779)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads | $0.49 | one-time |
| Split Frames | $0.49 | one-time |
| No Limits | $0.49 | one-time |


### In the Cortex

[App page](https://appshunter.io/ios/app/in-the-cortex/id6742595727)

This program guides you through brain reorganization exercises to enhance efficiency and simplify your life. Access all content easily, receive updates, and save favorites for quick retrieval.

**Highlights:** Brain reorganization exercises, Efficient brain enhancement, Simplified life guidance, Easy video access, Push notifications for updates, Save favorite content

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Brain Reorganization Prog. | $47.00 | per 7 days |
| Brain Reorganization Prog 1 yr | $519.00 | one-time |


## Frequently asked questions

### Is sobolo free?

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

### Is In the Cortex free?

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

### Do sobolo or In the Cortex have ads?

sobolo shows ads; In the Cortex does not.

### Which is updated more often, sobolo or In the Cortex?

sobolo ships an update every 10 months, and In the Cortex every 3 weeks. Most recently, sobolo was updated on September 26, 2026 and In the Cortex on October 14, 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.*