# FactoryTest工厂测试 vs Blue Set

The clearest difference is update cadence: Blue Set at fortnightly against FactoryTest工厂测试's monthly. On price, ads, in-app purchases and device support there is nothing between them.

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

FactoryTest工厂测试 ships an update monthly, Blue Set fortnightly. The most recent releases landed on September 19, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | FactoryTest工厂测试 | Blue Set |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/factorytest/id1403753765/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | Free | — |
| Size | 38 MB | 33 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Ultra Easy Technology Co., Ltd.](https://appshunter.io/developer/958871192) | [Beijing Connetech Electronics Technology Co., Ltd.](https://appshunter.io/developer/1671978781) |

## 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


### Blue Set

[App page](https://appshunter.io/ios/app/blue-set/id6446763876)

**Features:** macOS Compatibility

**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 Blue Set free?

Blue Set is free to download, with no in-app purchases.

### Do FactoryTest工厂测试 or Blue Set have ads?

Neither FactoryTest工厂测试 nor Blue Set shows ads.

### Which is updated more often, FactoryTest工厂测试 or Blue Set?

FactoryTest工厂测试 ships an update monthly, and Blue Set fortnightly. Most recently, FactoryTest工厂测试 was updated on September 19, 2026 and Blue Set on September 14, 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.*