# EdU Library vs ETSHK

The clearest difference is update cadence: ETSHK at every 2 weeks against EdU Library's every 4 months. ETSHK also leads on device support (3 vs 1) and iOS requirement (13.0 vs 17.2). 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.

EdU Library ships an update every 4 months, ETSHK every 2 weeks. The most recent releases landed on October 7, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | EdU Library | ETSHK |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 weeks** |
| Size | 30 MB | 51 MB |
| Requires iOS | 17.2 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [The Education University of Hong Kong](https://appshunter.io/developer/1130838504) | [Ilytics Technology Private Limited](https://appshunter.io/developer/6804264670) |

## What reviewers say

### EdU Library

[App page](https://appshunter.io/ios/app/edu-library/id1476215607)

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

**In-app purchases:** none


### ETSHK

[App page](https://appshunter.io/ios/app/etshk/id6804264578)

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

**In-app purchases:** none


## Frequently asked questions

### Is EdU Library free?

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

### Is ETSHK free?

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

### Do EdU Library or ETSHK have ads?

Neither EdU Library nor ETSHK shows ads.

### Which is updated more often, EdU Library or ETSHK?

EdU Library ships an update every 4 months, and ETSHK every 2 weeks. Most recently, EdU Library was updated on October 7, 2026 and ETSHK on October 16, 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.*