# GSS Quality Audit vs VIAVILab

The clearest difference is update cadence: VIAVILab at every 2 weeks against GSS Quality Audit's every 5 months. VIAVILab also leads on device support (3 vs 1). GSS Quality Audit's advantage is iOS requirement (12.0 vs 15.0). On price, 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.

GSS Quality Audit ships an update every 5 months, VIAVILab every 2 weeks. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | GSS Quality Audit | VIAVILab |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 weeks** |
| Size | 24 MB | 112 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ciena](https://appshunter.io/developer/646843125) | [NIRLAB Forensics Sarl](https://appshunter.io/developer/1590334637) |

## What reviewers say

### GSS Quality Audit

[App page](https://appshunter.io/ios/app/gss-quality-audit/id1063744314)

**Features:** macOS Compatibility

**In-app purchases:** none


### VIAVILab

[App page](https://appshunter.io/ios/app/viavilab/id6449706251)

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

**In-app purchases:** none


## Frequently asked questions

### Is GSS Quality Audit free?

GSS Quality Audit is free to download, with no in-app purchases.

### Is VIAVILab free?

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

### Do GSS Quality Audit or VIAVILab have ads?

Neither GSS Quality Audit nor VIAVILab shows ads.

### Which is updated more often, GSS Quality Audit or VIAVILab?

GSS Quality Audit ships an update every 5 months, and VIAVILab every 2 weeks. Most recently, GSS Quality Audit was updated on November 2, 2026 and VIAVILab on November 3, 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.*