# BY Pilates vs 樹洞香港 TreeholeHK｜心理測驗・心理輔導・心理學

The clearest difference is in-app purchases: BY Pilates at none against 樹洞香港 TreeholeHK｜心理測驗・心理輔導・心理學's 2. BY Pilates also leads on update cadence (every 4 days vs every 5 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 樹洞香港 TreeholeHK｜心理測驗・心理輔導・心理學 sells 2 in-app purchases, starting at $11.99 per month. BY Pilates asks for nothing beyond the download.

BY Pilates ships an update every 4 days, 樹洞香港 TreeholeHK｜心理測驗・心理輔導・心理學 every 5 weeks. Both last shipped on October 31, 2026.

## The numbers

| Metric | BY Pilates | 樹洞香港 TreeholeHK｜心理測驗・心理輔導・心理學 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 5 weeks |
| Size | 54 MB | 25 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [BY Studio Limited](https://appshunter.io/developer/1771475064) | [TreeholeHK LTD](https://appshunter.io/developer/1403229188) |

## What reviewers say

### BY Pilates

[App page](https://appshunter.io/ios/app/by-pilates/id6758211004)

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

**In-app purchases:** none


### 樹洞香港 TreeholeHK｜心理測驗・心理輔導・心理學

[App page](https://appshunter.io/ios/app/treeholehk/id6801961687)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MindForest + courses (monthly) | $11.99 | per month |
| MindForest + courses (annual) | $99.99 | per year |


## Frequently asked questions

### Is BY Pilates free?

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

### Is 樹洞香港 TreeholeHK｜心理測驗・心理輔導・心理學 free?

樹洞香港 TreeholeHK｜心理測驗・心理輔導・心理學 is free to download, with in-app purchases available.

### Do BY Pilates or 樹洞香港 TreeholeHK｜心理測驗・心理輔導・心理學 have ads?

Neither BY Pilates nor 樹洞香港 TreeholeHK｜心理測驗・心理輔導・心理學 shows ads.

### Which is updated more often, BY Pilates or 樹洞香港 TreeholeHK｜心理測驗・心理輔導・心理學?

BY Pilates ships an update every 4 days, and 樹洞香港 TreeholeHK｜心理測驗・心理輔導・心理學 every 5 weeks. Most recently, BY Pilates was updated on October 31, 2026 and 樹洞香港 TreeholeHK｜心理測驗・心理輔導・心理學 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.*