# nRF Edge Impulse vs Bluetooth Developer

The clearest difference is review sentiment: Bluetooth Developer at 71% against nRF Edge Impulse's 0%. nRF Edge Impulse's advantage is rating (5.0 vs 4.0) and device support (3 vs 1). On price, ratings volume, update cadence and ads there is nothing between them.

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

nRF Edge Impulse holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 3 and 7 respectively. Written reviews complicate that: 0% of nRF Edge Impulse's written reviews are positive against 71% of Bluetooth Developer's, so the app with the better star average is not the one people write more warmly about.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on September 21, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | nRF Edge Impulse | Bluetooth Developer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/nrf-edge-impulse/id1557234087/reviews)** | [4.0 (7 ratings)](https://appshunter.io/ios/app/bluetooth-developer/id6472707549/reviews) |
| Number of ratings | 3 | **7** |
| Positive reviews | 0.0% of reviews | **71.4% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | Free | Free |
| Size | 4 MB | 3 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Nordic Semiconductor ASA](https://appshunter.io/developer/497679114) | [Matthias Zarzecki](https://appshunter.io/developer/489103102) |

## What reviewers say

### nRF Edge Impulse

[App page](https://appshunter.io/ios/app/nrf-edge-impulse/id1557234087)

Train and deploy embedded machine learning models on a Nordic Thingy:53 device. Upload sensor data to the cloud for training and deploy models back to the device via Bluetooth LE. Supports various onboard sensors for data collection and inference.

**Highlights:** Train and deploy embedded ML models, Utilizes Edge Impulse Studio, Supports Nordic Thingy:53, Upload raw sensor data, Deploy models via Bluetooth LE, Collect data from multiple sensors, Label data for training/testing

**In-app purchases:** none


### Bluetooth Developer

[App page](https://appshunter.io/ios/app/bluetooth-developer/id6472707549)

Explore and understand Bluetooth devices around you. Discover nearby devices, view their manufacturer data and signal strength, and connect to read out information. Identify device types and potential manufacturers before connecting.

**Highlights:** Find nearby Bluetooth devices, View manufacturer data and signal strength, Connect and read device data, Identify device types, Read advertisement data, Analyze services and characteristics

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

**In-app purchases:** none


## Frequently asked questions

### Is nRF Edge Impulse free?

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

### Is Bluetooth Developer free?

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

### Which has better reviews, nRF Edge Impulse or Bluetooth Developer?

nRF Edge Impulse is rated higher. nRF Edge Impulse averages 5.0 out of 5 from 3 ratings, while Bluetooth Developer averages 4.0 from 7 ratings.

### Do nRF Edge Impulse or Bluetooth Developer have ads?

Neither nRF Edge Impulse nor Bluetooth Developer shows ads.

### Which is updated more often, nRF Edge Impulse or Bluetooth Developer?

nRF Edge Impulse ships an update every 3 months, and Bluetooth Developer every 3 months. Most recently, nRF Edge Impulse was updated on September 21, 2026 and Bluetooth Developer on September 11, 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.*