# GN Auracast+ vs Smart Noise Detector

The clearest difference is price: GN Auracast+ at Free against Smart Noise Detector's $0.99. On update cadence, ads, in-app purchases and device support there is nothing between them.

GN Auracast+ is free to download; Smart Noise Detector costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

GN Auracast+ ships an update every 4 months, Smart Noise Detector every 3 months. The most recent releases landed on October 22, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | GN Auracast+ | Smart Noise Detector |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 months** |
| Size | 232 MB | 1 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [GN Hearing](https://appshunter.io/developer/971741237) | [YongShin Kwak](https://appshunter.io/developer/1846240980) |

## What reviewers say

### GN Auracast+

[App page](https://appshunter.io/ios/app/gn-auracast-plus/id6758405285)

**In-app purchases:** none


### Smart Noise Detector

[App page](https://appshunter.io/ios/app/smart-noise-detector/id6761699505)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is GN Auracast+ free?

GN Auracast+ is free to download, with no in-app purchases.

### Is Smart Noise Detector free?

Smart Noise Detector costs $0.99, with no in-app purchases.

### Do GN Auracast+ or Smart Noise Detector have ads?

Neither GN Auracast+ nor Smart Noise Detector shows ads.

### Which is updated more often, GN Auracast+ or Smart Noise Detector?

GN Auracast+ ships an update every 4 months, and Smart Noise Detector every 3 months. Most recently, GN Auracast+ was updated on October 22, 2026 and Smart Noise Detector on October 28, 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.*