# HKU Shuttle Bus vs AI Tutor Assistant

The clearest difference is update cadence: AI Tutor Assistant at every 3 weeks against HKU Shuttle Bus's every 88 months. HKU Shuttle Bus's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 18.0). On price, ads 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.

HKU Shuttle Bus ships an update every 88 months, AI Tutor Assistant every 3 weeks. The most recent releases landed on October 14, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | HKU Shuttle Bus | AI Tutor Assistant |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 88 months | **Every 3 weeks** |
| Size | 5 MB | 25 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [The University of Hong Kong](https://appshunter.io/developer/451384643) | [Terminal AI PTE. Ltd.](https://appshunter.io/developer/1896589503) |

## What reviewers say

### HKU Shuttle Bus

[App page](https://appshunter.io/ios/app/hku-shuttle-bus/id1194841840)

**Features:** macOS Compatibility

**In-app purchases:** none


### AI Tutor Assistant

[App page](https://appshunter.io/ios/app/ai-tutor-assistant/id6748760194)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is HKU Shuttle Bus free?

HKU Shuttle Bus is free to download, with no in-app purchases.

### Is AI Tutor Assistant free?

AI Tutor Assistant is free to download, with no in-app purchases.

### Do HKU Shuttle Bus or AI Tutor Assistant have ads?

Neither HKU Shuttle Bus nor AI Tutor Assistant shows ads.

### Which is updated more often, HKU Shuttle Bus or AI Tutor Assistant?

HKU Shuttle Bus ships an update every 88 months, and AI Tutor Assistant every 3 weeks. Most recently, HKU Shuttle Bus was updated on October 14, 2026 and AI Tutor Assistant on October 19, 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.*