# HKU Shuttle Bus vs ViSymulation Pro

The clearest difference is update cadence: ViSymulation Pro at every 3 weeks against HKU Shuttle Bus's every 88 months. On price, ads, in-app purchases and device support 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, ViSymulation Pro every 3 weeks. The most recent releases landed on September 10, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | HKU Shuttle Bus | ViSymulation Pro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 88 months | **Every 3 weeks** |
| Size | 5 MB | 240 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [The University of Hong Kong](https://appshunter.io/developer/451384643) | [HKU TELI](https://appshunter.io/developer/1153931100) |

## What reviewers say

### HKU Shuttle Bus

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

**Features:** macOS Compatibility

**In-app purchases:** none


### ViSymulation Pro

[App page](https://appshunter.io/ios/app/visymulation-pro/id6477567943)

**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 ViSymulation Pro free?

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

### Do HKU Shuttle Bus or ViSymulation Pro have ads?

Neither HKU Shuttle Bus nor ViSymulation Pro shows ads.

### Which is updated more often, HKU Shuttle Bus or ViSymulation Pro?

HKU Shuttle Bus ships an update every 88 months, and ViSymulation Pro every 3 weeks. Most recently, HKU Shuttle Bus was updated on September 10, 2026 and ViSymulation Pro on September 13, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*