# ClassIn vs HKU SPACE Mobile

The clearest difference is review sentiment: ClassIn at 51% against HKU SPACE Mobile's 0%. ClassIn also leads on update cadence (every 11 days vs every 3 weeks) and iOS requirement (13.0 vs 15.6). HKU SPACE Mobile's advantage is in-app purchases (none vs 13). On price, ads and device support there is nothing between them.

Both are free to download. ClassIn sells 13 one-off in-app purchases. HKU SPACE Mobile asks for nothing beyond the download.

ClassIn ships an update every 11 days, HKU SPACE Mobile every 3 weeks. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | ClassIn | HKU SPACE Mobile |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.6 (1K ratings)](https://appshunter.io/ios/app/classin/id1226361488/reviews)** | — |
| Number of ratings | **1K** | — |
| Positive reviews | **50.5% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 11 days** | Every 3 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 308 MB | 34 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [EEO Education Ltd.](https://appshunter.io/developer/1158875965) | [HKU Space](https://appshunter.io/developer/1101629406) |

## What reviewers say

### ClassIn

[App page](https://appshunter.io/ios/app/classin/id1226361488)

This integrated platform supports online and offline teaching with features like live classrooms, LMS, and personalized learning environments. It aims to empower educators and learners globally, fostering independent and self-disciplined lifelong learning.

**Highlights:** Online live classrooms, Offline smart classrooms, Learning Management System (LMS), Personal Learning Environment (PLE), Collaborative blackboard, Virtual experiments

**Features:** Vision Pro support

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Purchase 1 additional lesson | $0.99 | one-time |
| Purchase 2 additional lesson | $1.99 | one-time |
| Purchase 4 additional lesson | $2.99 | one-time |
| Purchase 12 additional lesson | $9.99 | one-time |
| Purchase 14 additional lesson | $11.99 | one-time |
| Purchase 15 additional lesson | $12.99 | one-time |
| Purchase 16 additional lesson | $12.99 | one-time |
| Pro Edition | $14.99 | one-time |
| Purchase 18 additional lesson | $14.99 | one-time |
| Purchase 17 additional lesson | $14.99 | one-time |
| Purchase 19 additional lesson | $14.99 | one-time |
| Monthly Edition | $17.99 | one-time |
| Purchase 20 additional lesson | $17.99 | one-time |

**What reviewers like**

- 💡 Useful features for education
- 👍 Great for learning Chinese
- 🚀 Efficient for online classes
- 🤝 Good for teacher-student interaction

**What reviewers complain about**

- 🐛 Buggy and unstable
- 🔋 High battery consumption
- 🤔 Confusing user interface
- 🤷‍♀️ Lack of privacy for students

**Reported bugs**

- Frequent crashes and freezes
- Issues with file uploads and downloads
- Microphone and camera problems
- Incompatibility with certain devices

**Requested features**

- Add autosave feature
- Improve screen sharing capabilities
- Enhance mobile app compatibility
- Provide better language support


### HKU SPACE Mobile

[App page](https://appshunter.io/ios/app/hku-space-mobile/id6738688324)

Access school information, record class attendance via QR code, and connect to online learning resources. Receive instant updates and personalized features like bookmarking courses.

**Highlights:** Class attendance tracking via QR code, Access to online learning resources, Instant push notifications for updates, Programme and event information, Personalized user account features, Course bookmarking and comparison

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

**In-app purchases:** none


## Frequently asked questions

### Is ClassIn free?

ClassIn is free to download, with in-app purchases available.

### Is HKU SPACE Mobile free?

HKU SPACE Mobile is free to download, with no in-app purchases.

### Do ClassIn or HKU SPACE Mobile have ads?

Neither ClassIn nor HKU SPACE Mobile shows ads.

### Which is updated more often, ClassIn or HKU SPACE Mobile?

ClassIn ships an update every 11 days, and HKU SPACE Mobile every 3 weeks. Most recently, ClassIn was updated on October 29, 2026 and HKU SPACE Mobile on October 24, 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.*