# ESBE vs Size the pipe

The clearest difference is iOS requirement: Size the pipe at 13.5 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, Size the pipe every 3 months. The most recent releases landed on October 14, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | ESBE | Size the pipe |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 months** |
| Monetization | Free | — |
| Size | 5 MB | 5 MB |
| Requires iOS | 17.0 | **13.5** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ESBE AB](https://appshunter.io/developer/1287612322) | [MTA Deutschland GmbH](https://appshunter.io/developer/1533839903) |

## 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


### Size the pipe

[App page](https://appshunter.io/ios/app/size-the-pipe-by-mta/id1533839900)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ESBE free?

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

### Is Size the pipe free?

Size the pipe is free to download, with no in-app purchases.

### Do ESBE or Size the pipe have ads?

Neither ESBE nor Size the pipe shows ads.

### Which is updated more often, ESBE or Size the pipe?

ESBE ships an update every 5 months, and Size the pipe every 3 months. Most recently, ESBE was updated on October 14, 2026 and Size the pipe on October 25, 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.*