# FactoryTest工厂测试 vs 柚守护

The clearest difference is iOS requirement: FactoryTest工厂测试 at 13.0 against 柚守护's 15.6. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 8, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | FactoryTest工厂测试 | 柚守护 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (3 ratings)](https://appshunter.io/ios/app/factorytest/id1403753765/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Monetization | Free | — |
| Size | 38 MB | 566 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Ultra Easy Technology Co., Ltd.](https://appshunter.io/developer/958871192) | [明华 范](https://appshunter.io/developer/1737470803) |

## What reviewers say

### FactoryTest工厂测试

[App page](https://appshunter.io/ios/app/factorytest/id1403753765)

This utility app is designed for testing Bluetooth devices. It supports devices compatible with Bluetooth protocols and aims for optimization based on user feedback for non-compatible devices.

**Highlights:** Bluetooth device testing, Protocol compatibility check, User feedback optimization, Supports iPhone, iPad, iPod

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

**In-app purchases:** none


### 柚守护

[App page](https://appshunter.io/ios/app/id6670788196)

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

**In-app purchases:** none


## Frequently asked questions

### Is FactoryTest工厂测试 free?

FactoryTest工厂测试 is free to download, with no in-app purchases.

### Is 柚守护 free?

柚守护 is free to download, with no in-app purchases.

### Do FactoryTest工厂测试 or 柚守护 have ads?

Neither FactoryTest工厂测试 nor 柚守护 shows ads.

### Which is updated more often, FactoryTest工厂测试 or 柚守护?

FactoryTest工厂测试 ships an update monthly, and 柚守护 monthly. Most recently, FactoryTest工厂测试 was updated on October 8, 2026 and 柚守护 on October 18, 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.*