# 工程小助 vs 小机云蓝牙

The clearest difference is ads: 工程小助 at none against 小机云蓝牙's shown. 工程小助 also leads on update cadence (every 4 weeks vs every 4 months). On price, in-app purchases, device support 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.

工程小助 ships an update every 4 weeks, 小机云蓝牙 every 4 months. The most recent releases landed on May 17, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | 工程小助 | 小机云蓝牙 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 4 weeks** | Every 4 months |
| Size | 71 MB | 26 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [杭州随助科技有限公司](https://appshunter.io/developer/1456753656) | [江明 刘](https://appshunter.io/developer/1767289508) |

## What reviewers say

### 工程小助

[App page](https://appshunter.io/ios/app/id1562070446)

**Features:** macOS Compatibility

**In-app purchases:** none


### 小机云蓝牙

[App page](https://appshunter.io/ios/app/id6736645559)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 工程小助 free?

工程小助 is free to download, with no in-app purchases.

### Is 小机云蓝牙 free?

小机云蓝牙 is free to download, with no in-app purchases.

### Do 工程小助 or 小机云蓝牙 have ads?

小机云蓝牙 shows ads; 工程小助 does not.

### Which is updated more often, 工程小助 or 小机云蓝牙?

工程小助 ships an update every 4 weeks, and 小机云蓝牙 every 4 months. Most recently, 工程小助 was updated on May 17, 2026 and 小机云蓝牙 on September 9, 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.*