MasterTherm vs DEAuser
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MasterTherm
Remotely monitor and control your MasterTherm heat pump from your iPhone or iPad. Adjust operating modes, set temperatures, manage heating circuits, and even view weather forecasts for your location.
- Remote heat pump status monitoring
- Control operation mode and temperature
- Setup weather compensation
- On/Off switching
- Monitor heating circuits
- View weather forecast
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MasterTherm application allows you to monitor and control your MasterTherm heat pump remotely from your iPhone/iPad over the Internet. Major features: - Online remote monitoring of the heat pump operating status and operating data - Remote control of operation mode, function and temperature settings, including domestic hot water preparation and pool water heating - Remote setup of the weather compensation - Remote On/Off switching of the heat pump - Monitoring and setup of all heating circuits operating status and temperature data, including solar collectors and swimming pool heating, - Weather forecast for heat-pump location (if set by user) Some features may not be available for all heat pump types and installations. For details see heat pumps manufacturer web site, www.mastertherm.cz. For a demo account, enter: User: demo Password: mt-demo The application requires iOS 15 or later.
DEAuser
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The APP DEAuser allows you to control the compatible DEASYSTEM automations. Interface device is needed www.deasystem.com
Screenshots
Verdict
The clearest difference is update cadence: DEAuser at every 2 months against MasterTherm's every 9 months. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
MasterTherm ships an update every 9 months, DEAuser every 2 months. The most recent releases landed on September 30, 2026 and October 8, 2026 respectively.
| Parameter | MasterTherm | DEAuser |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 9 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 15 MB | 22 MB |
| Age rating | 4+ | 4+ |
| Developer | Neoware s.r.o. | DEASYSTEM SPA |
In-app purchases
MasterTherm
No in-app purchases
DEAuser
No in-app purchases
