# 脑立方 vs Prefrontal Lab

The clearest difference is device support: 脑立方 at 3 against Prefrontal Lab's 1. 脑立方 also leads on iOS requirement (15.5 vs 17.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 27, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | 脑立方 | Prefrontal Lab |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Size | 450 MB | 5 MB |
| Requires iOS | **15.5** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [思 刘](https://appshunter.io/developer/1502389043) | [Ziyu He](https://appshunter.io/developer/1837600075) |

## What reviewers say

### 脑立方

[App page](https://appshunter.io/ios/app/id6547847541)

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

**In-app purchases:** none


### Prefrontal Lab

[App page](https://appshunter.io/ios/app/prefrontal-lab/id6774438286)

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

**In-app purchases:** none


## Frequently asked questions

### Is 脑立方 free?

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

### Is Prefrontal Lab free?

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

### Do 脑立方 or Prefrontal Lab have ads?

Neither 脑立方 nor Prefrontal Lab shows ads.

### Which is updated more often, 脑立方 or Prefrontal Lab?

脑立方 ships an update every 3 weeks, and Prefrontal Lab every 3 weeks. Most recently, 脑立方 was updated on October 27, 2026 and Prefrontal Lab on October 31, 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.*