# WCHBleUart vs bestarc

WCHBleUart and bestarc are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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, bestarc every 2 weeks. The most recent releases landed on October 15, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | WCHBleUart | bestarc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/bestarc/id6757523424/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 2 weeks |
| Monetization | — | Free |
| Size | 5 MB | 80 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [南京沁恒微电子股份有限公司](https://appshunter.io/developer/1580700719) | [ARCSONIC TECHNOLOGY CO.,LIMITED](https://appshunter.io/developer/1867442118) |

## What reviewers say

### WCHBleUart

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

**Features:** macOS Compatibility

**In-app purchases:** none


### bestarc

[App page](https://appshunter.io/ios/app/bestarc/id6757523424)

Control your compatible plasma cutter remotely via Bluetooth. Adjust settings like cutting current and operating modes, save custom configurations, and monitor machine status. Troubleshoot issues with air pressure alerts and fault code displays for increased efficiency.

**Highlights:** Bluetooth remote control, Adjustable cutting current, Operating mode selection, Custom timing settings, Saved settings profiles, Machine status monitoring, Air-pressure alerts, Fault-code diagnostics

**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 bestarc free?

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

### Do WCHBleUart or bestarc have ads?

Neither WCHBleUart nor bestarc shows ads.

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

WCHBleUart ships an update every 10 days, and bestarc every 2 weeks. Most recently, WCHBleUart was updated on October 15, 2026 and bestarc on October 13, 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.*