# 小方头 vs BrainArk

The clearest difference is in-app purchases: 小方头 at none against BrainArk's 4. 小方头 also leads on iOS requirement (9.0 vs 15.6). BrainArk's advantage is ads (none vs shown) and update cadence (every 3 weeks vs every 4 months). On price and device support there is nothing between them.

Both are free to download. BrainArk sells 4 one-off in-app purchases. 小方头 asks for nothing beyond the download.

小方头 ships an update every 4 months, BrainArk every 3 weeks. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 小方头 | BrainArk |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/brainark/id6744668572/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 124 MB | 1.2 GB |
| Requires iOS | **9.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [UBTECH ROBOTICS CORP](https://appshunter.io/developer/975970176) | [Meowsprout Therapeutics Corporation](https://appshunter.io/developer/1808808993) |

## What reviewers say

### 小方头

[App page](https://appshunter.io/ios/app/id1474914953)

**In-app purchases:** none


### BrainArk

[App page](https://appshunter.io/ios/app/brainark/id6744668572)

This app uses Neuro-AI to provide personalized cognitive training for children, focusing on memory, attention, and executive functions. It offers assessments, adaptive challenges, and progress reports to support continuous development in a fun, game-like environment.

**Highlights:** Neuro-AI personalized training, Cognitive assessment and profiling, Memory and attention skill development, Executive function and cognitive flexibility training, Evidence-based feedback and progress reports, Multi-child household support, Cross-device synchronization

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Solo Learner Plan | $99.99 | one-time |
| Parent-Child Duo Plan | $159.99 | one-time |
| Friends & Family Trio Plan | $249.99 | one-time |
| Ultimate Family Plan | $319.99 | one-time |


## Frequently asked questions

### Is 小方头 free?

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

### Is BrainArk free?

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

### Do 小方头 or BrainArk have ads?

小方头 shows ads; BrainArk does not.

### Which is updated more often, 小方头 or BrainArk?

小方头 ships an update every 4 months, and BrainArk every 3 weeks. Most recently, 小方头 was updated on October 27, 2026 and BrainArk 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.*