# RF Tools vs nRF Toolbox

The clearest difference is review sentiment: RF Tools at 60% against nRF Toolbox's 22%. RF Tools also leads on rating (3.0 vs 2.6) and iOS requirement (15.0 vs 18.0). nRF Toolbox's advantage is update cadence (every 5 weeks vs every 14 months). On price, ratings volume, 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.

RF Tools holds the better App Store score, 3.0 against 2.6. Both are backed by a comparable volume of ratings — 3 and 8 respectively. Written reviews point the same way: 60% of RF Tools's written reviews are positive against 22% of nRF Toolbox's.

RF Tools ships an update every 14 months, nRF Toolbox every 5 weeks. The most recent releases landed on September 18, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | RF Tools | nRF Toolbox |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (3 ratings)](https://appshunter.io/ios/app/rf-tools/id525678686/reviews)** | [2.6 (8 ratings)](https://appshunter.io/ios/app/nrf-toolbox/id820906058/reviews) |
| Number of ratings | 3 | **8** |
| Positive reviews | **60.0% of reviews** | 22.2% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 5 weeks** |
| Monetization | Free | Free |
| Size | 12 MB | 9 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [HUBER + SUHNER AG](https://appshunter.io/developer/525678889) | [Nordic Semiconductor ASA](https://appshunter.io/developer/497679114) |

## What reviewers say

### RF Tools

[App page](https://appshunter.io/ios/app/rf-tools/id525678686)

This utility app helps engineers and students calculate and convert RF-specific values like impedance, wavelength, and return loss. It also includes a calculator for comparing RF cables and assemblies, and provides access to product catalogs and branch information.

**Highlights:** RF value conversion (impedance, wavelength, return loss), RF assembly calculator, dB calculator, Product catalog access, Branch locator

**Features:** macOS Compatibility

**In-app purchases:** none


### nRF Toolbox

[App page](https://appshunter.io/ios/app/nrf-toolbox/id820906058)

This utility app connects to various Bluetooth Low Energy accessories. It demonstrates multiple BLE profiles, including health and fitness sensors, allowing users to monitor data from devices like heart rate monitors and glucose monitors.

**Highlights:** Bluetooth Low Energy connectivity, Demonstrates BLE profiles, Heart Rate Monitor support, Glucose Monitor support, Cycling Speed and Cadence, Running Speed and Cadence

**In-app purchases:** none


## Frequently asked questions

### Is RF Tools free?

RF Tools is free to download, with no in-app purchases.

### Is nRF Toolbox free?

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

### Which has better reviews, RF Tools or nRF Toolbox?

RF Tools is rated higher. RF Tools averages 3.0 out of 5 from 3 ratings, while nRF Toolbox averages 2.6 from 8 ratings.

### Do RF Tools or nRF Toolbox have ads?

Neither RF Tools nor nRF Toolbox shows ads.

### Which is updated more often, RF Tools or nRF Toolbox?

RF Tools ships an update every 14 months, and nRF Toolbox every 5 weeks. Most recently, RF Tools was updated on September 18, 2026 and nRF Toolbox on September 21, 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.*