# BIOCAT vs LE Authenticator

The clearest difference is price: BIOCAT at Free against LE Authenticator's $0.99. BIOCAT also leads on update cadence (every 2 months vs every 6 months) and device support (3 vs 1). On ads, in-app purchases and iOS requirement there is nothing between them.

BIOCAT is free to download; LE Authenticator costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

BIOCAT ships an update every 2 months, LE Authenticator every 6 months. The most recent releases landed on September 16, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | BIOCAT | LE Authenticator |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 6 months |
| Monetization | Free | — |
| Size | 125 MB | 1 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [WaterCryst](https://appshunter.io/developer/1484789117) | [LuftEngineering GmbH](https://appshunter.io/developer/1691936758) |

## What reviewers say

### 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


### LE Authenticator

[App page](https://appshunter.io/ios/app/le-authenticator/id6450124943)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is BIOCAT free?

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

### Is LE Authenticator free?

LE Authenticator costs $0.99, with no in-app purchases.

### Do BIOCAT or LE Authenticator have ads?

Neither BIOCAT nor LE Authenticator shows ads.

### Which is updated more often, BIOCAT or LE Authenticator?

BIOCAT ships an update every 2 months, and LE Authenticator every 6 months. Most recently, BIOCAT was updated on September 16, 2026 and LE Authenticator on September 11, 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.*