# 中国联通 vs 视频转音频格式工坊

The clearest difference is in-app purchases: 中国联通 at none against 视频转音频格式工坊's 2. 中国联通 also leads on iOS requirement (13.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 视频转音频格式工坊 sells 2 one-off in-app purchases. 中国联通 asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 26, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | 中国联通 | 视频转音频格式工坊 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.5 (1.3K ratings)](https://appshunter.io/ios/app/id416457422/reviews)** | — |
| Number of ratings | **1.3K** | — |
| Positive reviews | 37.1% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Size | 333 MB | 63 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [China United Network Communications Corporation Limited](https://appshunter.io/developer/674392285) | [加亮 闫](https://appshunter.io/developer/1591531847) |

## What reviewers say

### 中国联通

[App page](https://appshunter.io/ios/app/id416457422)

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Convenient app
- 🚀 Fast and responsive
- 💡 Comprehensive functionality

**What reviewers complain about**

- 🐛 Frequent crashes
- 🔋 High battery consumption
- 📢 Too many ads and promotions
- 🤯 Confusing and cluttered UI
- 🔒 Privacy concerns

**Reported bugs**

- Login issues and authentication problems
- Compatibility problems with newer OS versions
- Inconsistent performance across devices

**Requested features**

- Add English language support
- Improve search and navigation
- Provide more detailed account information
- Implement dark mode option


### 视频转音频格式工坊

[App page](https://appshunter.io/ios/app/id6449831106)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 年度VIP | $2.99 | one-time |
| 终身VIP | $4.99 | one-time |


## Frequently asked questions

### Is 中国联通 free?

中国联通 is free to download, with no in-app purchases.

### Is 视频转音频格式工坊 free?

视频转音频格式工坊 is free to download, with in-app purchases available.

### Do 中国联通 or 视频转音频格式工坊 have ads?

Neither 中国联通 nor 视频转音频格式工坊 shows ads.

### Which is updated more often, 中国联通 or 视频转音频格式工坊?

中国联通 ships an update every 3 weeks, and 视频转音频格式工坊 every 3 weeks. Most recently, 中国联通 was updated on October 26, 2026 and 视频转音频格式工坊 on October 22, 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.*