# 华e工程协同 vs LED滚动弹幕

The clearest difference is device support: 华e工程协同 at 2 against LED滚动弹幕's —. On price, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | 华e工程协同 | LED滚动弹幕 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 2 months | — |
| Size | 14 MB | 71 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [Beijing huayuan property co.,ltd](https://appshunter.io/developer/1531072412) | [伟东 张](https://appshunter.io/developer/1635671407) |

## What reviewers say

### 华e工程协同

[App page](https://appshunter.io/ios/app/e/id1528286582)

**Features:** macOS Compatibility

**In-app purchases:** none


### LED滚动弹幕

[App page](https://appshunter.io/ios/app/led-led-master/id6757777238)

**In-app purchases:** none


## Frequently asked questions

### Is 华e工程协同 free?

华e工程协同 is free to download, with no in-app purchases.

### Is LED滚动弹幕 free?

LED滚动弹幕 is free to download, with no in-app purchases.

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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.*