# Brain Sharp vs MasterKi

The clearest difference is ads: MasterKi at none against Brain Sharp's shown. MasterKi also leads on update cadence (every 2 days vs every 4 months). Brain Sharp's advantage is iOS requirement (15.6 vs 17.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Brain Sharp sells 1 one-off in-app purchase and MasterKi sells 4 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Brain Sharp ships an update every 4 months, MasterKi every 2 days. The most recent releases landed on October 24, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Brain Sharp | MasterKi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (24 ratings)](https://appshunter.io/ios/app/brain-sharp-brain-training/id1498294537/reviews)** | — |
| Number of ratings | **24** | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 26 MB | 37 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [世恬 颜](https://appshunter.io/developer/1448144845) | [Harry O Brien](https://appshunter.io/developer/6809624741) |

## What reviewers say

### Brain Sharp

[App page](https://appshunter.io/ios/app/brain-sharp-brain-training/id1498294537)

Enhance memory, focus, and mental math skills with engaging exercises. This app supports academic and professional growth, improves daily life clarity, and helps maintain long-term brain health through scientifically inspired games.

**Highlights:** Memory enhancement exercises, Focus and concentration games, Mental math challenges, Cognitive decline slowing, Unlimited adaptive levels, Dual N-Back training

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


### MasterKi

[App page](https://appshunter.io/ios/app/masterki/id6812918546)

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MasterKi Plus | $4.99 | per month |
| MasterKi Max | $19.99 | per month |
| MasterKi Plus Annual | $29.99 | per year |
| MasterKi Max Annual | $99.99 | per year |


## Frequently asked questions

### Is Brain Sharp free?

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

### Is MasterKi free?

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

### Do Brain Sharp or MasterKi have ads?

Brain Sharp shows ads; MasterKi does not.

### Which is updated more often, Brain Sharp or MasterKi?

Brain Sharp ships an update every 4 months, and MasterKi every 2 days. Most recently, Brain Sharp was updated on October 24, 2026 and MasterKi on October 29, 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.*