# BT To UART vs SanCAST

The clearest difference is update cadence: SanCAST at monthly against BT To UART's every 14 months. BT To UART's advantage is iOS requirement (9.0 vs 18.1). 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, SanCAST monthly. The most recent releases landed on October 18, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | BT To UART | SanCAST |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Monthly** |
| Size | 15 MB | 4 MB |
| Requires iOS | **9.0** | 18.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Airoha Technology Corp.](https://appshunter.io/developer/1097005482) | [SANLIEN TECHNOLOGY CORP.](https://appshunter.io/developer/614142496) |

## What reviewers say

### BT To UART

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

**Features:** macOS Compatibility

**In-app purchases:** none


### SanCAST

[App page](https://appshunter.io/ios/app/sancast/id6739331332)

**Features:** macOS Compatibility

**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 SanCAST free?

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

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

Neither BT To UART nor SanCAST shows ads.

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

BT To UART ships an update every 14 months, and SanCAST monthly. Most recently, BT To UART was updated on October 18, 2026 and SanCAST on September 28, 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.*