# Domat Visual vs RMU3 Config

Domat Visual and RMU3 Config are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Domat Visual ships an update every 6 months, RMU3 Config every 4 months. The most recent releases landed on October 9, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Domat Visual | RMU3 Config |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (1 ratings)](https://appshunter.io/ios/app/rmu3-config/id1089017766/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 4 months** |
| Monetization | — | Free |
| Size | 36 MB | 23 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [domat control system](https://appshunter.io/developer/1042617444) | [Mobiltex Data](https://appshunter.io/developer/1050682800) |

## What reviewers say

### Domat Visual

[App page](https://appshunter.io/ios/app/domat-visual/id1042617445)

**Features:** macOS Compatibility

**In-app purchases:** none


### RMU3 Config

[App page](https://appshunter.io/ios/app/rmu3-config/id1089017766)

Configure and monitor cathodic protection rectifiers remotely. This app connects via Bluetooth to the RMU3 unit, allowing full control over settings, viewing diagnostic information, and managing measurement data. It requires specific hardware to function.

**Highlights:** Bluetooth configuration interface, Remote monitoring of cathodic protection rectifiers, Full RMU3 configuration, View readings and limits, Diagnostic status screen, Integrated manual and wiring diagrams

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Domat Visual free?

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

### Is RMU3 Config free?

RMU3 Config is free to download, with no in-app purchases.

### Do Domat Visual or RMU3 Config have ads?

Neither Domat Visual nor RMU3 Config shows ads.

### Which is updated more often, Domat Visual or RMU3 Config?

Domat Visual ships an update every 6 months, and RMU3 Config every 4 months. Most recently, Domat Visual was updated on October 9, 2026 and RMU3 Config on October 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.*