# nRF Toolbox vs GRToolbox

The clearest difference is update cadence: nRF Toolbox at every 5 weeks against GRToolbox's every 3 months. GRToolbox's advantage is iOS requirement (8.0 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

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

nRF Toolbox ships an update every 5 weeks, GRToolbox every 3 months. The most recent releases landed on September 21, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | nRF Toolbox | GRToolbox |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.6 (8 ratings)](https://appshunter.io/ios/app/nrf-toolbox/id820906058/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 22.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 3 months |
| Monetization | Free | — |
| Size | 9 MB | 43 MB |
| Requires iOS | 18.0 | **8.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Nordic Semiconductor ASA](https://appshunter.io/developer/497679114) | [Shenzhen Goodix Technology Co., Ltd.](https://appshunter.io/developer/376335103) |

## What reviewers say

### 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


### GRToolbox

[App page](https://appshunter.io/ios/app/grtoolbox/id1522809672)

**In-app purchases:** none


## Frequently asked questions

### Is nRF Toolbox free?

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

### Is GRToolbox free?

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

### Do nRF Toolbox or GRToolbox have ads?

Neither nRF Toolbox nor GRToolbox shows ads.

### Which is updated more often, nRF Toolbox or GRToolbox?

nRF Toolbox ships an update every 5 weeks, and GRToolbox every 3 months. Most recently, nRF Toolbox was updated on September 21, 2026 and GRToolbox on September 15, 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.*