Comparison

nRF Edge Impulse vs REST API Client

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

nRF Edge Impulse

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
Read full description

nRF Edge Impulse app is developed in collaboration with Edge Impulse to train and deploy embedded machine learning models on the Nordic Thingy:53 using Edge Impulse Studio. Every Nordic Thingy:53 comes pre-installed with firmware compatible with the nRF Edge Impulse mobile app. The app allows you to upload raw sensor data via your mobile device to the cloud-based Edge Impulse Studio and deploy fully trained ML models to the Nordic Thingy:53 over Bluetooth® Low Energy (LE). The app allows you to choose between existing projects in Edge Impulse studio data or creating a new project and can collect sensor data from the following set of sensors on the Nordic Thingy:53:  - Accelerometer  - Microphone  - Magnetometer  - Light  - Temperature, Pressure, Humidity and Air quality  - Inertial (Accelerometer and Magnetometer)  - Light and Environment  - Light and Inertial  - Environment and Inertial  - Light and Environment and Inertial  The collected sensor data can be labeled as training or testing data and may be inferenced directly in the app with machine learning model deployed to the Nordic Thingy:53.  A free Edge Impulse account, which may created from the app or at www.edgeimpulse.com, is required to connect nRF Edge Impulse with Edge Impulse studio.

About

REST API Client

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
Read full description

Send and analyze requests with detailed response headers and results. Add query parameters, authorization tokens, headers, or body content to tailor every request. Choose from four flexible body types: none, form-data, form-urlencoded, or raw. Search and filter requests by name, URL, HTTP method, or modified date, and organize them by month or year. Create, save, update, or delete requests seamlessly within the REST API Client. Fully optimized for iPadOS, with support for Smart/Magic Keyboard and time-saving keyboard shortcuts.

Screenshots

nRF Edge Impulse3 screens
REST API Client4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

nRF Edge Impulse ships an update every 3 months, REST API Client every 3 weeks. The most recent releases landed on November 12, 2026 and November 11, 2026 respectively.

Scorecard6 real differences · 4 level
nRF Edge Impulse versus REST API Client: the parameters behind the verdict, then further details
ParameternRF Edge ImpulseREST API Client
PriceFreeFree
Rating5.0 (3 ratings) — better4.3 (6 ratings)
Positive reviews0.0% of reviews—
Number of ratings36 — better
Update frequencyEvery 3 monthsEvery 3 weeks — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, Mac — betteriPhone, iPad
Requires iOS16.0 — better26.0
Further details — not scored
Size4 MB22 MB
Age rating4+4+
DeveloperNordic Semiconductor ASATevon Wallace

Customer experience

nRF Edge Impulse

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

REST API Client

All ratings6 ratings
Positive83.3%
Neutral0.0%
Negative16.7%

In-app purchases

None

nRF Edge Impulse

No in-app purchases

1 purchases

REST API Client

One-time1
  • Remove Ads$1.99

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 12, 2026 and REST API Client on November 11, 2026.

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