Bauer vs Blu Onyx WATERSTOP
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Bauer
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.
- Real-time lock monitoring
- Customizable lock settings
- Hands-free unlocking
- Remote access via gateway
- Group lock management
- Door sensor integration
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Experience seamless control over your Bauer Bluetooth locks with Bauer - Connect for iOS. Manage your security effortlessly and enjoy smart features that make access easier than ever. Key Features: - Real-Time Monitoring: Instantly view battery levels and signal strength for all connected locks. - Customizable Settings: Adjust power mode and other settings to tailor your lock’s performance. - Touch-n-go Unlocking: Unlock doors hands-free by simply bringing your iPhone near a paired lock. - Remote Access Option: Pair with our separate Bauer - Connect Gateway to control your locks from anywhere. - Enhanced Security: Now supports the new Bauer door sensor. - Group Management: Create and manage groups of locks to lock or unlock multiple doors simultaneously. Download Bauer - Connect today and step into the future of smart, secure access!
Blu Onyx WATERSTOP
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.
- Remote water valve control
- Leak detection alerts
- Device registration and management
- Real-time sensor monitoring
- Water usage insights
- Account security settings
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BLU ONYX helps protect your recreational vehicle by connecting your phone to your WATERSTOP device for smart water control, leak detection, and rapid response. Whether you are in your RV or away, BLU ONYX gives you the tools to monitor your water system, receive alerts, and act quickly when issues appear. With BLU ONYX, you can: - Add and register purchased WATERSTOP devices to your account - Pair devices over Bluetooth during setup - Connect devices to your Wi-Fi network - View all connected devices in one place - Remove or reassign devices when needed - Open or close water valves directly from the app - Monitor connected sensors and device status - Receive and review alarm and leak events - Access logs and water-use insights - Manage your account details and security settings Built for reliability and simple control, BLU ONYX is designed to reduce stress and help prevent costly water damage by putting critical water controls in your hands. Use BLU ONYX to stay informed, respond faster, and keep your RV water system safer every day.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | Bauer | Blu Onyx WATERSTOP |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (241 ratings) — better | 3.7 (3 ratings) |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 241 — better | 3 |
| Update frequency | Fortnightly | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, Apple Watch | iPhone, iPad, iPod — better |
| Requires iOS | 16.6 | 15.1 — better |
| Further details — not scored | ||
| Size | 295 MB | 44 MB |
| Age rating | 4+ | 4+ |
| Developer | onceLabs LLC | Blu Onyx LLC |
Customer experience
Bauer
Blu Onyx WATERSTOP
In-app purchases
Bauer
No in-app purchases
Blu Onyx WATERSTOP
No in-app purchases






