# BT To UART vs Radarbo

The clearest difference is update cadence: Radarbo at every 6 weeks against BT To UART's every 14 months. BT To UART's advantage is iOS requirement (9.0 vs 15). 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.

BT To UART ships an update every 14 months, Radarbo every 6 weeks. The most recent releases landed on October 26, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | BT To UART | Radarbo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 6 weeks** |
| Size | 15 MB | 18 MB |
| Requires iOS | **9.0** | 15 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Airoha Technology Corp.](https://appshunter.io/developer/1097005482) | [荣强 王](https://appshunter.io/developer/1583195280) |

## What reviewers say

### BT To UART

[App page](https://appshunter.io/ios/app/bt-to-uart/id1166860727)

**Features:** macOS Compatibility

**In-app purchases:** none


### Radarbo

[App page](https://appshunter.io/ios/app/radarbo/id6462860379)

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

**In-app purchases:** none


## Frequently asked questions

### Is BT To UART free?

BT To UART is free to download, with no in-app purchases.

### Is Radarbo free?

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

### Do BT To UART or Radarbo have ads?

Neither BT To UART nor Radarbo shows ads.

### Which is updated more often, BT To UART or Radarbo?

BT To UART ships an update every 14 months, and Radarbo every 6 weeks. Most recently, BT To UART was updated on October 26, 2026 and Radarbo on October 27, 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.*