# ESBE vs TROVIS 55Pro

The clearest difference is iOS requirement: TROVIS 55Pro at 9.0 against ESBE's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

ESBE ships an update every 5 months, TROVIS 55Pro every 8 months. The most recent releases landed on September 10, 2026 and May 17, 2026 respectively.

## The numbers

| Metric | ESBE | TROVIS 55Pro |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 8 months |
| Monetization | Free | — |
| Size | 5 MB | 23 MB |
| Requires iOS | 17.0 | **9.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ESBE AB](https://appshunter.io/developer/1287612322) | [KT-Elektronik, Klaucke und Partner GmbH](https://appshunter.io/developer/943003350) |

## What reviewers say

### ESBE

[App page](https://appshunter.io/ios/app/esbe/id554443104)

This app helps plumbers, installers, and planners select the correct ESBE valve and determine the appropriate Kvs value. It provides technical details on valve series and offers contact information for the company.

**Highlights:** ESBE valve selection tool, Kvs value calculation, Technical information on valve series, Company contact details

**Features:** macOS Compatibility

**In-app purchases:** none


### TROVIS 55Pro

[App page](https://appshunter.io/ios/app/trovis-55pro/id943003351)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ESBE free?

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

### Is TROVIS 55Pro free?

TROVIS 55Pro is free to download, with no in-app purchases.

### Do ESBE or TROVIS 55Pro have ads?

Neither ESBE nor TROVIS 55Pro shows ads.

### Which is updated more often, ESBE or TROVIS 55Pro?

ESBE ships an update every 5 months, and TROVIS 55Pro every 8 months. Most recently, ESBE was updated on September 10, 2026 and TROVIS 55Pro on May 17, 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.*