Linux NVR Mobile Viewer vs U
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Linux NVR Mobile Viewer
Monitor live camera feeds from your NVR/DVR devices. View multiple cameras simultaneously in various grid layouts and control PTZ functions. Receive event notifications for enhanced security.
- NVR/DVR device management
- Live camera monitoring
- Multi-camera grid layouts
- PTZ control
- Event notifications
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You can monitor live camera images with the mobile viewer. Search and other features will be supported in the next versions. Features: * NVR/DVR device list management * Live camera monitoring * Recorded video monitoring * Event search * Show multiple cameras in 1×1 / 2×2 / 3×3 / 4x4 modes * PTZ Control * Event notification
U
This application acts as a 24-hour remote video monitoring client. It offers real-time video previews, playback, and alarm push notifications. The interface is designed to be concise and fashionable, supporting various screen previews.
- 24-hour remote video monitoring
- Real-time video preview
- Alarm push notifications
- Remote video playback
- Concise and fashionable interface
- QR code scanning
- Yuntai control
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1.U-Home pro-24 hours phone remote video monitor client; 2. Interface style is concise and fashion, support a variety of screen preview form； 3. Supports real-time preview video, QR code scanning, yuntai control, video capture; 4. Support alarm push, remote video playback, etc;
Screenshots
Verdict
The clearest difference is update cadence: Linux NVR Mobile Viewer at every 2 months against U's every 4 months. U's advantage is iOS requirement (9.0 vs 15.0). On price, review sentiment, 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.
Linux NVR Mobile Viewer ships an update every 2 months, U every 4 months. The most recent releases landed on November 6, 2026 and November 2, 2026 respectively.
| Parameter | Linux NVR Mobile Viewer | U |
|---|---|---|
| Price | Free | Free |
| Rating | — | 1.1 (7 ratings) — better |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| Number of ratings | — | 7 — better |
| Update frequency | Every 2 months — better | Every 4 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 9.0 — better |
| Further details — not scored | ||
| Size | 71 MB | 155 MB |
| Age rating | 4+ | 4+ |
| Developer | EMSTONE | 维林 李 |
Customer experience
Linux NVR Mobile Viewer
U
In-app purchases
Linux NVR Mobile Viewer
No in-app purchases
U
No in-app purchases
