# GATTBrowser vs Nu Scanner

The clearest difference is rating: Nu Scanner at 5.0 against GATTBrowser's 4.6. GATTBrowser's advantage is ratings volume (210 vs 1). 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.

Nu Scanner holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: GATTBrowser has 210 ratings behind it against 1, so its average is the more settled of the two.

GATTBrowser ships an update every 2 months, Nu Scanner monthly. The most recent releases landed on September 22, 2026 and June 10, 2026 respectively.

## The numbers

| Metric | GATTBrowser | Nu Scanner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (210 ratings)](https://appshunter.io/ios/app/gattbrowser/id1163057977/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/nu-scanner/id6575387156/reviews)** |
| Number of ratings | **210** | 1 |
| Positive reviews | 70.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Free | Free |
| Size | 9 MB | 28 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Renesas Electronics](https://appshunter.io/developer/1073878075) | [Gus Vargas](https://appshunter.io/developer/1759091024) |

## What reviewers say

### 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


### Nu Scanner

[App page](https://appshunter.io/ios/app/nu-scanner/id6575387156)

Easily scan barcodes and QR codes to retrieve associated data. This utility app fetches information directly from APIs when available, providing quick access to details.

**Highlights:** Scan barcodes, Scan QR codes, Fetch data from API, View scanned information

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is GATTBrowser free?

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

### Is Nu Scanner free?

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

### Which has better reviews, GATTBrowser or Nu Scanner?

Nu Scanner is rated higher. GATTBrowser averages 4.6 out of 5 from 210 ratings, while Nu Scanner averages 5.0 from 1 ratings.

### Do GATTBrowser or Nu Scanner have ads?

Neither GATTBrowser nor Nu Scanner shows ads.

### Which is updated more often, GATTBrowser or Nu Scanner?

GATTBrowser ships an update every 2 months, and Nu Scanner monthly. Most recently, GATTBrowser was updated on September 22, 2026 and Nu Scanner on June 10, 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.*