# 僑光行動圖書館 vs iCosmos寂天雲

The clearest difference is update cadence: iCosmos寂天雲 at every 2 months against 僑光行動圖書館's every 11 months. 僑光行動圖書館's advantage is iOS requirement (8.0 vs 14.0). 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.

僑光行動圖書館 ships an update every 11 months, iCosmos寂天雲 every 2 months. The most recent releases landed on October 5, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | 僑光行動圖書館 | iCosmos寂天雲 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/icosmos/id1544203592/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 6.4% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 2 months** |
| Monetization | — | Free |
| Size | 24 MB | 41 MB |
| Requires iOS | **8.0** | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [凌網科技股份有限公司, Hyweb Technology Co., Ltd.](https://appshunter.io/developer/419081258) | [Soyong Corporation](https://appshunter.io/developer/339142397) |

## What reviewers say

### 僑光行動圖書館

[App page](https://appshunter.io/ios/app/id1086909809)

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

**In-app purchases:** none


### iCosmos寂天雲

[App page](https://appshunter.io/ios/app/icosmos/id1544203592)

This app enhances language learning by integrating with specific textbooks. It offers audiobook playback with customizable speeds and repeat functions, as well as interactive MeBook features like synchronized text and audio, pronunciation practice, and vocabulary management tools.

**Highlights:** Audiobook playback with QR code scanning, Synchronized text and audio (MeBook), Customizable playback speed and repetition, Pronunciation practice with microphone input, Vocabulary management and spaced repetition, Reading comprehension exercises, Chapter-based quizzes

**In-app purchases:** none


## Frequently asked questions

### Is 僑光行動圖書館 free?

僑光行動圖書館 is free to download, with no in-app purchases.

### Is iCosmos寂天雲 free?

iCosmos寂天雲 is free to download, with no in-app purchases.

### Do 僑光行動圖書館 or iCosmos寂天雲 have ads?

Neither 僑光行動圖書館 nor iCosmos寂天雲 shows ads.

### Which is updated more often, 僑光行動圖書館 or iCosmos寂天雲?

僑光行動圖書館 ships an update every 11 months, and iCosmos寂天雲 every 2 months. Most recently, 僑光行動圖書館 was updated on October 5, 2026 and iCosmos寂天雲 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.*