# Omtech SMF vs BLESerial nRF

The clearest difference is update cadence: Omtech SMF at every 2 months against BLESerial nRF's every 5 months. Omtech SMF also leads on iOS requirement (12.0 vs 15.6). 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.

Omtech SMF ships an update every 2 months, BLESerial nRF every 5 months. The most recent releases landed on September 16, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Omtech SMF | BLESerial nRF |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 5 months |
| Size | 43 MB | 5 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Omtech Sp. z o.o.](https://appshunter.io/developer/1223438523) | [Ed Nieuwenhuys](https://appshunter.io/developer/1602239702) |

## What reviewers say

### Omtech SMF

[App page](https://appshunter.io/ios/app/omtech-smf/id1223438524)

**Features:** macOS Compatibility

**In-app purchases:** none


### BLESerial nRF

[App page](https://appshunter.io/ios/app/bleserial-nrf/id1632235163)

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

**In-app purchases:** none


## Frequently asked questions

### Is Omtech SMF free?

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

### Is BLESerial nRF free?

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

### Do Omtech SMF or BLESerial nRF have ads?

Neither Omtech SMF nor BLESerial nRF shows ads.

### Which is updated more often, Omtech SMF or BLESerial nRF?

Omtech SMF ships an update every 2 months, and BLESerial nRF every 5 months. Most recently, Omtech SMF was updated on September 16, 2026 and BLESerial nRF 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.*