# Bauer vs Blu Onyx WATERSTOP

The clearest difference is rating: Bauer at 4.6 against Blu Onyx WATERSTOP's 3.7. Bauer also leads on ratings volume (241 vs 3). 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.

Bauer holds the better App Store score, 4.6 against 3.7. That said, the two scores are not equally well evidenced: Bauer has 241 ratings behind it against 3, so its average is the more settled of the two.

Bauer ships an update fortnightly, Blu Onyx WATERSTOP every 2 weeks. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Bauer | Blu Onyx WATERSTOP |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (241 ratings)](https://appshunter.io/ios/app/bauer-connect/id6488548776/reviews)** | [3.7 (3 ratings)](https://appshunter.io/ios/app/blu-onyx-waterstop/id6760629928/reviews) |
| Number of ratings | **241** | 3 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 295 MB | 44 MB |
| Requires iOS | 16.6 | **15.1** |
| Devices | iPhone, Apple Watch | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [onceLabs LLC](https://appshunter.io/developer/1013013324) | [Blu Onyx LLC](https://appshunter.io/developer/1896346220) |

## What reviewers say

### Bauer

[App page](https://appshunter.io/ios/app/bauer-connect/id6488548776)

Effortlessly manage your Bauer Bluetooth locks with this app. Monitor battery levels, adjust settings, and unlock doors hands-free. Enhance your home security with advanced features and optional remote access.

**Highlights:** Real-time lock monitoring, Customizable lock settings, Hands-free unlocking, Remote access via gateway, Group lock management, Door sensor integration

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### Blu Onyx WATERSTOP

[App page](https://appshunter.io/ios/app/blu-onyx-waterstop/id6760629928)

Monitor and control your RV's water system remotely. Receive instant alerts for leaks and manage water valves from your phone, preventing costly damage and providing peace of mind.

**Highlights:** Remote water valve control, Leak detection alerts, Device registration and management, Real-time sensor monitoring, Water usage insights, Account security settings

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

**In-app purchases:** none


## Frequently asked questions

### Is Bauer free?

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

### Is Blu Onyx WATERSTOP free?

Blu Onyx WATERSTOP is free to download, with no in-app purchases.

### Which has better reviews, Bauer or Blu Onyx WATERSTOP?

Bauer is rated higher. Bauer averages 4.6 out of 5 from 241 ratings, while Blu Onyx WATERSTOP averages 3.7 from 3 ratings.

### Do Bauer or Blu Onyx WATERSTOP have ads?

Neither Bauer nor Blu Onyx WATERSTOP shows ads.

### Which is updated more often, Bauer or Blu Onyx WATERSTOP?

Bauer ships an update fortnightly, and Blu Onyx WATERSTOP every 2 weeks. Most recently, Bauer was updated on November 4, 2026 and Blu Onyx WATERSTOP on October 31, 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.*