# 一同弹幕 vs engineer toolbox

The clearest difference is in-app purchases: 一同弹幕 at none against engineer toolbox's 2. 一同弹幕 also leads on iOS requirement (13.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. engineer toolbox sells 2 in-app purchases, starting at $0.99 per month. 一同弹幕 asks for nothing beyond the download.

## The numbers

| Metric | 一同弹幕 | engineer toolbox |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 11 days | — |
| Size | 279 MB | 35 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [东莞市一同信息科技有限公司](https://appshunter.io/developer/1501783037) | [程彬 吕](https://appshunter.io/developer/1879737471) |

## What reviewers say

### 一同弹幕

[App page](https://appshunter.io/ios/app/id6747804932)

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

**In-app purchases:** none


### engineer toolbox

[App page](https://appshunter.io/ios/app/engineer-toolbox/id6759856213)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 包月价格 | $0.99 | per month |
| 包年价格 | $5.99 | per year |


## Frequently asked questions

### Is 一同弹幕 free?

一同弹幕 is free to download, with no in-app purchases.

### Is engineer toolbox free?

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

### Do 一同弹幕 or engineer toolbox have ads?

Neither 一同弹幕 nor engineer toolbox shows ads.

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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.*