# WCHBleUart vs HJW

The clearest difference is ads: WCHBleUart at none against HJW's shown. On price, update cadence, 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.

WCHBleUart ships an update every 10 days, HJW weekly. The most recent releases landed on September 10, 2026 and August 17, 2026 respectively.

## The numbers

| Metric | WCHBleUart | HJW |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 10 days | **Weekly** |
| Size | 5 MB | 84 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [南京沁恒微电子股份有限公司](https://appshunter.io/developer/1580700719) | [Shenzhen HND Photoelectricity Co.,Ltd](https://appshunter.io/developer/1692281210) |

## What reviewers say

### WCHBleUart

[App page](https://appshunter.io/ios/app/wchbleuart/id1603743502)

**Features:** macOS Compatibility

**In-app purchases:** none


### HJW

[App page](https://appshunter.io/ios/app/hjw/id6737445881)

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

**In-app purchases:** none


## Frequently asked questions

### Is WCHBleUart free?

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

### Is HJW free?

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

### Do WCHBleUart or HJW have ads?

HJW shows ads; WCHBleUart does not.

### Which is updated more often, WCHBleUart or HJW?

WCHBleUart ships an update every 10 days, and HJW weekly. Most recently, WCHBleUart was updated on September 10, 2026 and HJW on August 17, 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.*