Linux NVR Mobile Viewer vs EYE4 NVR2
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
EYE4 NVR2
Access and manage your security cameras remotely. View live feeds, playback recordings, and control PTZ functions over various network connections. Features include multi-view previews, real-time alarms, and local storage options.
- Remote video viewing over Wi-Fi/2G/3G/4G
- P2P network penetration with QR code scanning
- IP and domain direct connection
- PTZ control and preset functions
- Remote playback and real-time alarms
- Multi-view preview and local recording
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EYE4 NVR2 is remote monitoring client software with below functions. 1, the software allows the user to carry over WIFI, 2G, 3G, 4G video viewing; 2, the software supports P2P penetrate the network function, two-dimensional code scanning capabilities; 3, the software supports IP and domain direct connection function; 4, the software supports single or four player, multi-channel switching, screenshots, videos, open sound, voice talk, stream switch functions; 5, the software supports ptz's up and down, left and right, focus, zoom and iris control, preset, cruise, pattern and other functions; 6, the software supports remote playback function; 7, the software supports real-time alarm function; 8, the software supports Remote Network remote control function; 9, the software supports local image and local video viewing; 10, the software supports muti-view preview function; 11, the software support favorites and play history functions; 12, the software support update device’s local setting function;
Screenshots
Verdict
The clearest difference is update cadence: Linux NVR Mobile Viewer at every 2 months against EYE4 NVR2's every 21 months. EYE4 NVR2's advantage is iOS requirement (8.0 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, EYE4 NVR2 every 21 months. The most recent releases landed on October 1, 2026 and October 6, 2026 respectively.
| Parameter | Linux NVR Mobile Viewer | EYE4 NVR2 |
|---|---|---|
| Price | Free | Free |
| Rating | — | 3.5 (4 ratings) — better |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| Number of ratings | — | 4 — better |
| Update frequency | Every 2 months — better | Every 21 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 8.0 — better |
| Further details — not scored | ||
| Size | 71 MB | 63 MB |
| Age rating | 4+ | 4+ |
| Developer | EMSTONE | Shenzhen Vstarcam Technology Co., Ltd. |
Customer experience
Linux NVR Mobile Viewer
EYE4 NVR2
In-app purchases
Linux NVR Mobile Viewer
No in-app purchases
EYE4 NVR2
No in-app purchases
Questions
Is Linux NVR Mobile Viewer free?
Is EYE4 NVR2 free?
Do Linux NVR Mobile Viewer or EYE4 NVR2 have ads?
Which is updated more often, Linux NVR Mobile Viewer or EYE4 NVR2?
Other comparisons
