U vs Zone4U
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
U
Configure and manage your wireless security system remotely. Install, test, and calibrate system components, manage security groups, and connect to monitoring services. Control user access and permissions for your security system.
- Adjust wireless security system
- Install, test, and calibrate elements
- Manage security groups
- Connect to monitoring companies
- Add/remove users
- Grant control rights
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Adjustment app for the wireless security system U-Prox. Designed for both individual customers and for engineers monitoring service. From your mobile phone you will be able to fully adjust the security system: install, test and calibrate wireless elements of the system; manage security groups; connect security panels to monitoring companies; add and remove users and give them the rights to control your security system with U-Prox Home app.
Zone4U
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Zonewatch Security is proud to announce the release of our Zone4U App. The App is free to download, and end-users will have access to a host of functions and features, including a cell phone-based panic system, on-site alarm testing, and many other exciting features.
Screenshots
Verdict
The clearest difference is update cadence: U at every 5 weeks against Zone4U's every 16 months. Zone4U's advantage is iOS requirement (13.0 vs 16.6). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
U ships an update every 5 weeks, Zone4U every 16 months. The most recent releases landed on October 21, 2026 and October 25, 2026 respectively.
| Parameter | U | Zone4U |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 80.0% of reviews | β |
| Update frequency | Every 5 weeks β better | Every 16 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | β |
| Devices | iPhone | iPhone, iPod β better |
| Requires iOS | 16.6 | 13.0 β better |
| Further details β not scored | ||
| Size | 56 MB | 50 MB |
| Age rating | 4+ | 4+ |
| Developer | a2softin | Oryx Systems CC |
In-app purchases
U
No in-app purchases
Zone4U
No in-app purchases
