# 结构大师 vs Brath

The clearest difference is in-app purchases: Brath at none against 结构大师's 4. 结构大师's advantage is update cadence (every 2 months vs every 19 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 结构大师 sells 4 one-off in-app purchases. Brath asks for nothing beyond the download.

结构大师 ships an update every 2 months, Brath every 19 months. The most recent releases landed on October 5, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | 结构大师 | Brath |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 19 months |
| Size | 100 MB | 16 MB |
| Requires iOS | 9.0 | **8.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [颖达 陈](https://appshunter.io/developer/1058507663) | [飞龙 唐](https://appshunter.io/developer/1289562713) |

## What reviewers say

### 结构大师

[App page](https://appshunter.io/ios/app/id1058507664)

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 高级功能购买 | $3.99 | one-time |
| 解锁当前版本SM | $19.99 | one-time |
| 打赏 | $24.99 | one-time |
| 解锁全版本 | $24.99 | one-time |


### Brath

[App page](https://appshunter.io/ios/app/brath/id1289562714)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 结构大师 free?

结构大师 is free to download, with in-app purchases available.

### Is Brath free?

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

### Do 结构大师 or Brath have ads?

Neither 结构大师 nor Brath shows ads.

### Which is updated more often, 结构大师 or Brath?

结构大师 ships an update every 2 months, and Brath every 19 months. Most recently, 结构大师 was updated on October 5, 2026 and Brath on October 8, 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.*