# 树洞 vs CrazyThu

The clearest difference is device support: CrazyThu at 2 against 树洞's —. 树洞's advantage is ratings volume (10 vs 3) and iOS requirement (14.0 vs 26.0). On price, rating 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.

On the App Store both sit at effectively the same score — 4.9 for 树洞 against 5.0 for CrazyThu. Both are backed by a comparable volume of ratings — 10 and 3 respectively.

## The numbers

| Metric | 树洞 | CrazyThu |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (10 ratings)](https://appshunter.io/ios/app/id1556835658/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/crazythu/id6745966439/reviews)** |
| Number of ratings | **10** | 3 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | — | Weekly |
| Monetization | — | Free |
| Size | 9 MB | 16 MB |
| Requires iOS | **14.0** | 26.0 |
| Devices | — | **iPhone, iPad** |
| Age rating | 12+ | 17+ |
| Developer | [Yesheng Liang](https://appshunter.io/developer/1514342770) | [Caine Technology](https://appshunter.io/developer/1882786743) |

## What reviewers say

### 树洞

[App page](https://appshunter.io/ios/app/id1556835658)

**In-app purchases:** none


### CrazyThu

[App page](https://appshunter.io/ios/app/crazythu/id6745966439)

This unofficial client provides access to a Tsinghua University-specific anonymous social platform. Users can browse posts, comment, and view media. It also features a local Bluetooth chat option for offline communication.

**Highlights:** Browse timeline, trending, and curated posts, Read comments and view images/polls, Basic text posting and commenting, Local Bluetooth mesh networking chat, Secure local token storage

**In-app purchases:** none


## Frequently asked questions

### Is 树洞 free?

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

### Is CrazyThu free?

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

### Which has better reviews, 树洞 or CrazyThu?

CrazyThu is rated higher. 树洞 averages 4.9 out of 5 from 10 ratings, while CrazyThu averages 5.0 from 3 ratings.

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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.*