# CrazyThu — 清华树洞（新T树洞）客户端 > Unofficial iOS client for Tsinghua University's private social network. (iPhone/iPad app by Caine Technology.) - Source: https://appshunter.io/ios/app/crazythu/id6745966439 (this page in markdown: same URL + `.md`) - Developer: [Caine Technology](https://appshunter.io/developer/1882786743) - Category: Social Networking - Price: Free - Rating: 5.00/5 from 2 App Store ratings - Age rating: 17+ - Requires: iOS 26.0 · 14 MB - Languages: American English, Chinese (Simplified, China) - Released: 2025-05-21 - Data updated: 2026-09-09 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/crazythu/id6745966439/reviews.md ## What is CrazyThu? CrazyThu is an unofficial iOS client for Tsinghua Tree Hole (New T Hole). New T Hole is open to current students and alumni of Tsinghua University in Beijing. You can sign in using a student or alumni email address. If you are already signed in on the web, you can copy your token and use it on the app's sign-in page. You can also link your university email address to GitHub for indirect verification. The app stores tokens and other authentication information locally and does not upload them to third-party servers. CrazyThu supports browsing the timeline, trending posts, and curated posts; reading comments; viewing images and polls; and basic text posting and commenting. Nearby provides public local chat over Bluetooth mesh networking. Nearby devices can discover, receive, and relay messages without an internet connection. Nearby identities are unverified and messages are not private. ## Key features - Timeline browsing - Hot list viewing - Collection access - Comment and image viewing - Poll support - Basic posting and commenting ## Frequently asked questions about CrazyThu ### How do I log in to CrazyThu? You can log in using your student or alumni email address. Alternatively, if you are already logged in on the web, you can copy and paste your Token into the app's login page. Binding your school email to GitHub can also enable indirect verification. ### Is CrazyThu available on Android? Based on the provided data, CrazyThu is an unofficial iOS client and is supported on iPhone and iPad. Information regarding an Android version is not available. ### What kind of content can I see on CrazyThu? CrazyThu allows you to browse timelines, hot lists, and collections. You can view comments, attached images, and polls for each post within the platform. ### Can I post content on CrazyThu? Yes, CrazyThu supports basic text posting and commenting functionalities. The developers plan to introduce more advanced features in future updates based on user feedback. ### How secure is my login information with CrazyThu? CrazyThu only stores your Token and other verification information locally on your device. This data is not uploaded to any third-party servers, ensuring your privacy. ### What is the age rating for CrazyThu? CrazyThu has an age rating of 17+, indicating it is intended for mature audiences. This is likely due to the nature of social networking platforms. ### How often is CrazyThu updated? The latest version of CrazyThu is 1.15.1, which was last updated on June 7, 2026. This indicates a relatively active development cycle for the application. ### What do users think of CrazyThu? CrazyThu has received a perfect rating of 5.0 stars from 2 ratings, suggesting a very positive initial user reception. This indicates users are highly satisfied with the app's functionality and performance. ## Version history (last 5 releases) ### 1.17 — 2026-09-02 Introducing Nearby, a public local chat space that uses Bluetooth mesh networking for offline conversations with people around you. This update also improves the composer, onboarding, Settings navigation, and overall reliability. ### 1.16 — 2026-08-28 • 全新原生图片浏览体验，支持缩放、左右切换和顺滑下拉关闭 • 支持查看已删除帖子的评论，并可将未缓存帖子在浏览器中打开 • 恢复帖子预览中的引用样式，修正评论回复前缀和匿名用户名称 • 优化图片转场与手势稳定性，并修复若干问题 ### 1.15.3 — 2026-08-20 支持引用评论与删除自己的帖子；优化不可用、已删除及被屏蔽帖子的缓存浏览体验；改进评论、搜索、草稿以及图片和视频附件体验；修复投票选项删除崩溃、重复通知等问题，并提升性能与稳定性。 ### 1.15.2 — 2026-07-28 Bug fixes and improvements ### 1.15.1 — 2026-06-07 Bug fixes and improvements ## Apps similar to CrazyThu | App | Rating | Price | Category | | --- | --- | --- | --- | | [HeartMeet](https://appshunter.io/ios/app/heartmeet/id6761544333) | — | Free | Social Networking | | [Summer-大学生必备的校园专属社交APP](https://appshunter.io/ios/app/summer-app/id1236392464) | 2.2 (62) | Free | Social Networking | | [Bonjour 数字名片](https://appshunter.io/ios/app/bonjour/id6741708652) | 5.0 (1) | Free | Social Networking | | [减论](https://appshunter.io/ios/app/id6746565739) | 5.0 (1) | Free | Social Networking | | [扑扑漫展](https://appshunter.io/ios/app/id6482990486) | — | Free | Social Networking | | [闪思茶水间](https://appshunter.io/ios/app/id6770453678) | — | Free | Social Networking | ## More apps by Caine Technology - [Gigoter](https://appshunter.io/ios/app/gigoter/id6790863722) All apps by Caine Technology: https://appshunter.io/developer/1882786743 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-09.*