Comparison

Combi Valve Sizer vs Thermokon LRWapp

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

Head to head

About

Combi Valve Sizer

This app simplifies the selection of specific HVAC components. It guides users through choosing the correct valve and actuator, calculates flow rates, and assists with presetting and commissioning. Users can also tag components and download reports.

Highlights

Guided valve and actuator selection
Valve sizing and flow calculation
Valve presetting calculation
Tagging valve location and designation
Commissioning check with reports
Data sheet downloads
Report sharing

Read full description

Combi Valve Sizer app from Siemens helps to select the right Acvatix PICV (combi valve) and matching actuator easily. Features: - Guided valve and actuator selection - Valve sizing - Calculation of maximum volumetric flow - Calculation of valve presetting - Tagging the valve location and designation - Commissioning check with report - Data sheets download - Sharing of reports and documents

About

Thermokon LRWapp

Read full description

LRWapp for individual device configuration of Thermokon LoRaWAN® devices The LRWapp offers the possibility to individually adjust the device configuration as well as the LoRaWAN® parameters. Furthermore, it is possible to read out the sensor values directly. The communication is done via the integrated Bluetooth communication interface. The following features are available to the user: - Adaptation of the LoRaWAN communication parameters - Adjustment of the sensor configuration - Configuration of status LED - Display of sensor values

Screenshots

Combi Valve Sizer4 screens

Thermokon LRWapp4 screens

Verdict

The call

The clearest difference is update cadence: Thermokon LRWapp at every 4 months against Combi Valve Sizer's every 9 months. Combi Valve Sizer's advantage is iOS requirement (7.0 vs 13.0). 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

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

Combi Valve Sizer ships an update every 9 months, Thermokon LRWapp every 4 months. The most recent releases landed on October 25, 2026 and October 27, 2026 respectively.

Scorecard2 real differences · 6 level

Combi Valve Sizer versus Thermokon LRWapp: the parameters behind the verdict, then further details
Parameter	Combi Valve Sizer	Thermokon LRWapp
Price	Free	Free
Positive reviews	0.0% of reviews	—
Update frequency	Every 9 months	Every 4 months — better
Ads	No	No
In-app purchases	No	No
Monetization	Free	—
Devices	iPhone, iPod	iPhone, iPad, iPod — better
Requires iOS	7.0 — better	13.0
Further details — not scored
Size	50 MB	27 MB
Age rating	4+	4+
Developer	Siemens AG	Thermokon Sensortechnik GmbH

In-app purchases

None

Combi Valve Sizer

No in-app purchases

None

Thermokon LRWapp

No in-app purchases

Questions

Is Combi Valve Sizer free?

Combi Valve Sizer is free to download, with no in-app purchases.

Is Thermokon LRWapp free?

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

Do Combi Valve Sizer or Thermokon LRWapp have ads?

Neither Combi Valve Sizer nor Thermokon LRWapp shows ads.

Which is updated more often, Combi Valve Sizer or Thermokon LRWapp?

Combi Valve Sizer ships an update every 9 months, and Thermokon LRWapp every 4 months. Most recently, Combi Valve Sizer was updated on October 25, 2026 and Thermokon LRWapp on October 27, 2026.