Comparison

Combi Valve Sizer vs KSB FlowManager

Price, ratings, monetisation and update history for both apps, side by side โ€” 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

KSB FlowManager

Features
Read full description

KSB FlowManager App 2.0. Our solution for easy operation of intelligent KSB products via Bluetooth / Bluetooth Low Energy. The new design concept of the app with optimized customer interface, allows an easy and quick entry into the product configuration. A clear tile design offers the following selection options: - Device configuration - Demo mode - product catalog - Support mode In the "Device configuration" area, the control parameters are displayed in different views. The parameter view gives access to all customer parameters of the devices. This is clearly sorted by parameter groups. A favorites list and a search function make it easier to find special parameters. Alarms and messages are displayed and can be acknowledged. If supported by the device, a commissioning wizard guides you through the initial commissioning* in simple steps. In the "Manage data sets" area, configurations can be read from the controller. The data generated by this can be saved on the smartphone and then sent and received by e-mail. Saved configurations can also be transferred to a pump control. It is also possible to update the device to the latest firmware. In "demo mode", you can become familiar with the operation and configuration of all supported devices* without any worries. Animated process variables, alarms and warnings support you. We are sure you are curious about what else KSB has to offer. Browse extensively in the "KSB Product Catalogue". Do you have any questions or problems - we will be happy to help you. You can contact us by e-mail or phone. *The KSB FlowManager App 2.0 can be used to operate the following devices: - PumpDrive 2 - PumpDrive ECO - MyFlowDrive 2 - myFlow - EtaLine Pro - PumpDrive 3 - Boatronic/Systronic - Invar - CalioPro Plus **Depending on device

Screenshots

Combi Valve Sizer4 screens
KSB FlowManager3 screens

Verdict

The call

The clearest difference is update cadence: KSB FlowManager at every 6 weeks 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 ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท 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, KSB FlowManager every 6 weeks. The most recent releases landed on June 10, 2026 and September 18, 2026 respectively.

Scorecard2 real differences ยท 6 level
Combi Valve Sizer versus KSB FlowManager: the parameters behind the verdict, then further details
ParameterCombi Valve SizerKSB FlowManager
PriceFreeFree
Positive reviews0.0% of reviewsโ€”
Update frequencyEvery 9 monthsEvery 6 weeks โ€” better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeโ€”
DevicesiPhone, iPodiPhone, iPad, iPod โ€” better
Requires iOS7.0 โ€” better13.0
Further details โ€” not scored
Size50 MB260 MB
Age rating4+4+
DeveloperSiemens AGKSB SE & Co. KGaA

In-app purchases

None

Combi Valve Sizer

No in-app purchases

None

KSB FlowManager

No in-app purchases

Questions

Is Combi Valve Sizer free?
Combi Valve Sizer is free to download, with no in-app purchases.
Is KSB FlowManager free?
KSB FlowManager is free to download, with no in-app purchases.
Do Combi Valve Sizer or KSB FlowManager have ads?
Neither Combi Valve Sizer nor KSB FlowManager shows ads.
Which is updated more often, Combi Valve Sizer or KSB FlowManager?
Combi Valve Sizer ships an update every 9 months, and KSB FlowManager every 6 weeks. Most recently, Combi Valve Sizer was updated on June 10, 2026 and KSB FlowManager on September 18, 2026.

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