# KSB FlowManager vs Thermokon USEapp

The clearest difference is update cadence: KSB FlowManager at every 6 weeks against Thermokon USEapp's every 3 months. On price, ads, in-app purchases and device support there is nothing between them.

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

KSB FlowManager ships an update every 6 weeks, Thermokon USEapp every 3 months. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | KSB FlowManager | Thermokon USEapp |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 3 months |
| Size | 260 MB | 27 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [KSB SE & Co. KGaA](https://appshunter.io/developer/533763415) | [Thermokon Sensortechnik GmbH](https://appshunter.io/developer/1252644429) |

## What reviewers say

### KSB FlowManager

[App page](https://appshunter.io/ios/app/ksb-flowmanager/id1251906586)

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

**In-app purchases:** none


### Thermokon USEapp

[App page](https://appshunter.io/ios/app/thermokon-useapp/id1252644430)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is KSB FlowManager free?

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

### Is Thermokon USEapp free?

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

### Do KSB FlowManager or Thermokon USEapp have ads?

Neither KSB FlowManager nor Thermokon USEapp shows ads.

### Which is updated more often, KSB FlowManager or Thermokon USEapp?

KSB FlowManager ships an update every 6 weeks, and Thermokon USEapp every 3 months. Most recently, KSB FlowManager was updated on October 29, 2026 and Thermokon USEapp on October 24, 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.*