Comparison

MasterTherm vs Adlar

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • Remote heat pump status monitoring
  • Control operation mode and temperature
  • Setup weather compensation
  • On/Off switching
  • Monitor heating circuits
  • View weather forecast
Features
Read full description

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.

About

Adlar

Features
Read full description

This is an app specially developed for your heat pump. With this app you get full control and insight into the energy consumption and performance of your heat pump system. You can create your own dashboard, choosing which graphs and statistics you find important. In addition, the app also offers transparency in the purchasing process. You can follow step by step what the possibilities are, which options and how the quotation and installation process proceeds. This not only makes it easier to make a well-considered choice, but also gives you confidence and clarity from start to finish

Screenshots

MasterTherm4 screens
Adlar4 screens

Verdict

The call

The clearest difference is update cadence: Adlar at every 10 days against MasterTherm's every 9 months. MasterTherm's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement 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

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

MasterTherm ships an update every 9 months, Adlar every 10 days. The most recent releases landed on September 30, 2026 and October 13, 2026 respectively.

Scorecard2 real differences · 8 level
MasterTherm versus Adlar: the parameters behind the verdict, then further details
ParameterMasterThermAdlar
PriceFreeFree
Rating5.0 (1 ratings) — better—
Positive reviews50.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 9 monthsEvery 10 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.0 — better16.4
Further details — not scored
Size15 MB61 MB
Age rating4+4+
DeveloperNeoware s.r.o.Adlar Castra

In-app purchases

None

MasterTherm

No in-app purchases

None

Adlar

No in-app purchases

Questions

Is MasterTherm free?
MasterTherm is free to download, with no in-app purchases.
Is Adlar free?
Adlar is free to download, with no in-app purchases.
Do MasterTherm or Adlar have ads?
Neither MasterTherm nor Adlar shows ads.
Which is updated more often, MasterTherm or Adlar?
MasterTherm ships an update every 9 months, and Adlar every 10 days. Most recently, MasterTherm was updated on September 30, 2026 and Adlar on October 13, 2026.

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