# XK0 vs More Brain

The clearest difference is in-app purchases: XK0 at none against More Brain's 4. XK0 also leads on iOS requirement (15.0 vs 17.0). More Brain's advantage is update cadence (weekly vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. More Brain sells 4 in-app purchases, starting at $0.99 per month. XK0 asks for nothing beyond the download.

XK0 ships an update every 3 months, More Brain weekly. The most recent releases landed on October 21, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | XK0 | More Brain |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/more-brain/id6814813316/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Weekly** |
| Size | 27 MB | 57 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Davy Raitt](https://appshunter.io/developer/1795318281) | [Aleksandr Koroviakovskii](https://appshunter.io/developer/6814813318) |

## What reviewers say

### XK0

[App page](https://appshunter.io/ios/app/xk0-006-linux-plus-admin-exam-prep/id6761316677)

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

**In-app purchases:** none


### More Brain

[App page](https://appshunter.io/ios/app/more-brain/id6814813316)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $0.99 | per month |
| Family Premium Monthly | $1.99 | per month |
| Premium Annual | $4.99 | per year |
| Family Premium Annual | $9.99 | per year |


## Frequently asked questions

### Is XK0 free?

XK0 is free to download, with no in-app purchases.

### Is More Brain free?

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

### Do XK0 or More Brain have ads?

Neither XK0 nor More Brain shows ads.

### Which is updated more often, XK0 or More Brain?

XK0 ships an update every 3 months, and More Brain weekly. Most recently, XK0 was updated on October 21, 2026 and More Brain on October 24, 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.*