# DRH vs Duotecno Pro

The clearest difference is review sentiment: Duotecno Pro at 50% against DRH's 0%. Duotecno Pro also leads on update cadence (every 2 months vs every 35 months). DRH's advantage is iOS requirement (7.0 vs 15.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

DRH ships an update every 35 months, Duotecno Pro every 2 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | DRH | Duotecno Pro |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | **50.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 35 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 9 MB | 24 MB |
| Requires iOS | **7.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [GSM-One Limited](https://appshunter.io/developer/579499418) | [Coppieters](https://appshunter.io/developer/1495077790) |

## What reviewers say

### DRH

[App page](https://appshunter.io/ios/app/drh-301/id1088133076)

This application allows users to remotely control and configure a specific GSM power socket. It automates the editing and submission of SMS commands for easy operation.

**Highlights:** SMS command automation, Socket configuration, Remote operation, Easy to use interface

**Features:** macOS Compatibility

**In-app purchases:** none


### Duotecno Pro

[App page](https://appshunter.io/ios/app/duotecno-pro/id1579508681)

Control your home remotely with this application. Connect to your Duotecno IP master, scan a QR code for initial setup, and customize moods, alarms, and events directly from your phone.

**Highlights:** Connect to Duotecno IP master, QR code initial configuration, Customize moods, Manage alarms, Control events

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

**In-app purchases:** none


## Frequently asked questions

### Is DRH free?

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

### Is Duotecno Pro free?

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

### Do DRH or Duotecno Pro have ads?

Neither DRH nor Duotecno Pro shows ads.

### Which is updated more often, DRH or Duotecno Pro?

DRH ships an update every 35 months, and Duotecno Pro every 2 months. Most recently, DRH was updated on November 2, 2026 and Duotecno Pro 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.*