# ESBE vs BIOCAT

The clearest difference is update cadence: BIOCAT at every 2 months against ESBE's every 5 months. BIOCAT also leads on iOS requirement (15.0 vs 17.0). ESBE's advantage is review sentiment (83% vs 67%). On price, ads, in-app purchases and monetization model 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, BIOCAT every 2 months. The most recent releases landed on September 10, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | ESBE | BIOCAT |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **83.3% of reviews** | 66.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 5 MB | 125 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [ESBE AB](https://appshunter.io/developer/1287612322) | [WaterCryst](https://appshunter.io/developer/1484789117) |

## 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


### BIOCAT

[App page](https://appshunter.io/ios/app/biocat/id1484789118)

Configure your BIOCAT KLS device remotely via Bluetooth or the internet. Receive alerts for leakage alarms and monitor your water consumption data and statistics.

**Highlights:** Remote device configuration, Bluetooth and Internet connectivity, Leakage alarm notifications, Water consumption tracking, Leakage check functionality, User registration for advanced functions

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

**In-app purchases:** none


## Frequently asked questions

### Is ESBE free?

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

### Is BIOCAT free?

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

### Do ESBE or BIOCAT have ads?

Neither ESBE nor BIOCAT shows ads.

### Which is updated more often, ESBE or BIOCAT?

ESBE ships an update every 5 months, and BIOCAT every 2 months. Most recently, ESBE was updated on September 10, 2026 and BIOCAT on September 16, 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.*