# CUHK Mobile vs PolyU Library

The clearest difference is iOS requirement: CUHK Mobile at 9.0 against PolyU Library's 15.0. On price, update cadence, 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.

CUHK Mobile ships an update every 2 months, PolyU Library every 3 months. The most recent releases landed on October 1, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | CUHK Mobile | PolyU Library |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/cuhk-mobile/id441447866/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Free | — |
| Size | 31 MB | 35 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [The Chinese University of Hong Kong](https://appshunter.io/developer/369070876) | [The Hong Kong Polytechnic University](https://appshunter.io/developer/442903588) |

## What reviewers say

### CUHK Mobile

[App page](https://appshunter.io/ios/app/cuhk-mobile/id441447866)

Access the latest campus news, events, and contact information for The Chinese University of Hong Kong. Find departments, view campus maps with your location, and explore photos and videos of the university.

**Highlights:** Latest news and announcements, Campus stories and events, Department contact numbers, Interactive campus map, Campus photos and videos, Location services

**Features:** macOS Compatibility

**In-app purchases:** none


### PolyU Library

[App page](https://appshunter.io/ios/app/polyu-library/id6450161237)

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

**In-app purchases:** none


## Frequently asked questions

### Is CUHK Mobile free?

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

### Is PolyU Library free?

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

### Do CUHK Mobile or PolyU Library have ads?

Neither CUHK Mobile nor PolyU Library shows ads.

### Which is updated more often, CUHK Mobile or PolyU Library?

CUHK Mobile ships an update every 2 months, and PolyU Library every 3 months. Most recently, CUHK Mobile was updated on October 1, 2026 and PolyU Library on September 28, 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.*