# nRF Toolbox vs GATTBrowser

The clearest difference is review sentiment: GATTBrowser at 70% against nRF Toolbox's 22%. GATTBrowser also leads on rating (4.6 vs 2.6) and ratings volume (210 vs 8). On price, update cadence, 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.

GATTBrowser holds the better App Store score, 4.6 against 2.6. That said, the two scores are not equally well evidenced: GATTBrowser has 210 ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 22% of nRF Toolbox's written reviews are positive against 70% of GATTBrowser's.

nRF Toolbox ships an update every 5 weeks, GATTBrowser every 2 months. The most recent releases landed on September 21, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | nRF Toolbox | GATTBrowser |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.6 (8 ratings)](https://appshunter.io/ios/app/nrf-toolbox/id820906058/reviews) | **[4.6 (210 ratings)](https://appshunter.io/ios/app/gattbrowser/id1163057977/reviews)** |
| Number of ratings | 8 | **210** |
| Positive reviews | 22.2% of reviews | **70.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 2 months |
| Monetization | Free | Free |
| Size | 9 MB | 9 MB |
| Requires iOS | 18.0 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Nordic Semiconductor ASA](https://appshunter.io/developer/497679114) | [Renesas Electronics](https://appshunter.io/developer/1073878075) |

## 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


### GATTBrowser

[App page](https://appshunter.io/ios/app/gattbrowser/id1163057977)

Scan and communicate with Bluetooth Low Energy devices. Discover advertising data, RSSI, and connect to various BLE devices, including specific Renesas products. Customize service and characteristic names for easier management.

**Highlights:** Scan nearby BLE devices, Display advertising data and RSSI, Connect to BLE devices, View services and characteristics, Support for Renesas BLE products, Register custom UUID names

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

**In-app purchases:** none


## Frequently asked questions

### Is nRF Toolbox free?

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

### Is GATTBrowser free?

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

### Which has better reviews, nRF Toolbox or GATTBrowser?

GATTBrowser is rated higher. nRF Toolbox averages 2.6 out of 5 from 8 ratings, while GATTBrowser averages 4.6 from 210 ratings.

### Do nRF Toolbox or GATTBrowser have ads?

Neither nRF Toolbox nor GATTBrowser shows ads.

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

nRF Toolbox ships an update every 5 weeks, and GATTBrowser every 2 months. Most recently, nRF Toolbox was updated on September 21, 2026 and GATTBrowser on September 22, 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.*