# 中科多媒体 vs Alenga

The clearest difference is in-app purchases: 中科多媒体 at none against Alenga's 2. Alenga's advantage is update cadence (every 6 weeks vs every 5 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Alenga sells 2 in-app purchases, starting at $0.99 per month. 中科多媒体 asks for nothing beyond the download.

中科多媒体 ships an update every 5 months, Alenga every 6 weeks. The most recent releases landed on November 7, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 中科多媒体 | Alenga |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 6 weeks** |
| Size | 8 MB | 46 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [中科软股教育科技(北京)股份有限公司](https://appshunter.io/developer/1395665821) | [Alzenware](https://appshunter.io/developer/1851623532) |

## What reviewers say

### 中科多媒体

[App page](https://appshunter.io/ios/app/id1514535528)

**In-app purchases:** none


### Alenga

[App page](https://appshunter.io/ios/app/alenga/id6755710702)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro monthly | $0.99 | per month |
| Pro Annual | $9.99 | per year |


## Frequently asked questions

### Is 中科多媒体 free?

中科多媒体 is free to download, with no in-app purchases.

### Is Alenga free?

Alenga is free to download, with in-app purchases available.

### Do 中科多媒体 or Alenga have ads?

Neither 中科多媒体 nor Alenga shows ads.

### Which is updated more often, 中科多媒体 or Alenga?

中科多媒体 ships an update every 5 months, and Alenga every 6 weeks. Most recently, 中科多媒体 was updated on November 7, 2026 and Alenga on October 30, 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.*