# nRF Edge Impulse vs REST API Client

The clearest difference is rating: nRF Edge Impulse at 5.0 against REST API Client's 4.3. nRF Edge Impulse also leads on in-app purchases (none vs 1) and ads (none vs shown). REST API Client's advantage is update cadence (every 3 weeks vs every 3 months). On price, ratings volume and device support there is nothing between them.

Both are free to download. REST API Client sells 1 one-off in-app purchase. nRF Edge Impulse asks for nothing beyond the download.

nRF Edge Impulse holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 3 and 6 respectively.

nRF Edge Impulse ships an update every 3 months, REST API Client every 3 weeks. The most recent releases landed on November 13, 2026 and November 11, 2026 respectively.

## The numbers

| Metric | nRF Edge Impulse | REST API Client |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/nrf-edge-impulse/id1557234087/reviews)** | [4.3 (6 ratings)](https://appshunter.io/ios/app/rest-api-client/id1583154375/reviews) |
| Number of ratings | 3 | **6** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 4 MB | 22 MB |
| Requires iOS | **16.0** | 26.0 |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Nordic Semiconductor ASA](https://appshunter.io/developer/497679114) | [Tevon Wallace](https://appshunter.io/developer/1427833594) |

## 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


### REST API Client

[App page](https://appshunter.io/ios/app/rest-api-client/id1583154375)

This tool allows users to send and analyze API requests with detailed response headers. Customize requests with query parameters, authorization, headers, and various body types. Organize and manage your saved requests efficiently.

**Highlights:** Send and analyze API requests, Detailed response headers, Customizable query parameters, auth, headers, and body, Four flexible body types, Search and filter requests, Organize requests by date, Create, save, update, and delete requests

**Features:** Vision Pro support, iPhone Duo support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


## Frequently asked questions

### Is nRF Edge Impulse free?

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

### Is REST API Client free?

REST API Client is free to download, with in-app purchases available.

### Which has better reviews, nRF Edge Impulse or REST API Client?

nRF Edge Impulse is rated higher. nRF Edge Impulse averages 5.0 out of 5 from 3 ratings, while REST API Client averages 4.3 from 6 ratings.

### Do nRF Edge Impulse or REST API Client have ads?

REST API Client shows ads; nRF Edge Impulse does not.

### Which is updated more often, nRF Edge Impulse or REST API Client?

nRF Edge Impulse ships an update every 3 months, and REST API Client every 3 weeks. Most recently, nRF Edge Impulse was updated on November 13, 2026 and REST API Client on November 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.*