# Second Brain Link vs Corteks

The clearest difference is in-app purchases: Second Brain Link at none against Corteks's 2. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Corteks sells 2 in-app purchases, starting at $9.99 per month. Second Brain Link asks for nothing beyond the download.

## The numbers

| Metric | Second Brain Link | Corteks |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 3 days |
| Size | 51 MB | 35 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Adrian Vicovan](https://appshunter.io/developer/6790683158) | [Sanad Shegem](https://appshunter.io/developer/6781525781) |

## What reviewers say

### Second Brain Link

[App page](https://appshunter.io/ios/app/second-brain-link/id6790683156)

**In-app purchases:** none


### Corteks

[App page](https://appshunter.io/ios/app/corteks/id6797752372)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Corteks Pro Monthly | $9.99 | per month |
| Corteks Pro Yearly | $79.99 | per year |


## Frequently asked questions

### Is Second Brain Link free?

Second Brain Link is free to download, with no in-app purchases.

### Is Corteks free?

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

### Do Second Brain Link or Corteks have ads?

Neither Second Brain Link nor Corteks shows 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.*