# nRF Device Firmware Update vs PoseTracker AI

The clearest difference is chart position: nRF Device Firmware Update at #112 against PoseTracker AI's unranked. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

nRF Device Firmware Update ships an update every 9 months, PoseTracker AI every 7 months. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | nRF Device Firmware Update | PoseTracker AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.2 (9 ratings)](https://appshunter.io/ios/app/nrf-device-firmware-update/id1624454660/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 20.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 7 months** |
| Monetization | Free | — |
| Best chart rank | **#112** | — |
| Size | 5 MB | 34 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Nordic Semiconductor ASA](https://appshunter.io/developer/497679114) | [Movelytics](https://appshunter.io/developer/1667271848) |

## What reviewers say

### nRF Device Firmware Update

[App page](https://appshunter.io/ios/app/nrf-device-firmware-update/id1624454660)

**Currently charting:** #112 Top Free · Developer Tools (US App Store)

This application enables Over-The-Air Device Firmware Upgrade (OTA-DFU) for nRF5 devices using Bluetooth LE. It supports updating firmware in .zip format, prepared with the 'nrf util' tool.

**Highlights:** Over-The-Air Device Firmware Upgrade (OTA-DFU), Bluetooth LE connectivity, Supports nRF5x Series chips, Updates Secure or Legacy DFU bootloaders, Requires .zip firmware format, Uses 'nrf util' for firmware preparation

**Features:** macOS Compatibility

**In-app purchases:** none


### PoseTracker AI

[App page](https://appshunter.io/ios/app/posetracker-ai/id6759670702)

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

**In-app purchases:** none


## Frequently asked questions

### Is nRF Device Firmware Update free?

nRF Device Firmware Update is free to download, with no in-app purchases.

### Is PoseTracker AI free?

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

### Do nRF Device Firmware Update or PoseTracker AI have ads?

Neither nRF Device Firmware Update nor PoseTracker AI shows ads.

### Which is updated more often, nRF Device Firmware Update or PoseTracker AI?

nRF Device Firmware Update ships an update every 9 months, and PoseTracker AI every 7 months. Most recently, nRF Device Firmware Update was updated on October 27, 2026 and PoseTracker AI on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*