# Fermvision Viewer vs Get Luminance

The clearest difference is update cadence: Get Luminance at every 4 months against Fermvision Viewer's every 25 months. On price, review sentiment, 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.

Fermvision Viewer ships an update every 25 months, Get Luminance every 4 months. The most recent releases landed on October 14, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Fermvision Viewer | Get Luminance |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 25 months | **Every 4 months** |
| Monetization | Free | Free |
| Size | 104 MB | 14 MB |
| Requires iOS | **8.0** | 9.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Fermax Australia](https://appshunter.io/developer/581754513) | [Box 50 Pty Ltd](https://appshunter.io/developer/1457392493) |

## What reviewers say

### Fermvision Viewer

[App page](https://appshunter.io/ios/app/fermvision-viewer/id1438807547)

Access and manage your Fermvision surveillance products remotely. View live or recorded video feeds, receive important alerts, and control your cloud devices directly from your mobile phone.

**Highlights:** Remote access to surveillance products, View live video feeds, Access recorded video, Receive alarm notifications, Manage cloud devices

**Features:** macOS Compatibility

**In-app purchases:** none


### Get Luminance

[App page](https://appshunter.io/ios/app/get-luminance/id1457392494)

This utility app provides an empirical basis for calculating the luminance 'seen' by a photograph. It aims to ensure good luminance contrast for safer environments and assist designers in creating compliant spaces. The tool supports multiple calculation methods and measures luminance in prevailing light conditions.

**Highlights:** Empirical luminance calculation, Ensures luminance contrast for safety, Facilitates compliance assessment, Assists designers with compliant designs, Supports 4 main calculation methods, Measures luminance in prevailing light

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Fermvision Viewer free?

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

### Is Get Luminance free?

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

### Do Fermvision Viewer or Get Luminance have ads?

Neither Fermvision Viewer nor Get Luminance shows ads.

### Which is updated more often, Fermvision Viewer or Get Luminance?

Fermvision Viewer ships an update every 25 months, and Get Luminance every 4 months. Most recently, Fermvision Viewer was updated on October 14, 2026 and Get Luminance on October 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.*