NVDP vs Concord Security
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
NVDP
Monitor your home remotely with this app, connecting to your WiFi-enabled video doorbell or surveillance camera. See, hear, and speak to visitors instantly on your iPhone or iPad, and review recorded footage.
- Remote home monitoring
- Two-way audio communication
- Instant call/alarm notifications
- View video history
- HD video streaming
- Wire-free operation
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Connected to video doorbell or surveillance camera through WiFi, NVDP lets you watch your home on iPhone or iPad easily. By connecting NVDP to your Wi-Fi network, you can receive the instant call or alarm when the doorbell is pressed. When you answer the call or view the alarm on iPhone or iPad, you can see, hear and talk with the visitor. The video doorbell or surveillance camera cam transmit the dynamic HD video and two-way audio to your iPhone or iPad directly. You can also view video history with SD card video playback function. No matter where you are, NVDP lets you watch your home easily. With NVDP, you are always Home. Features: 100% Wire-free for working. 180°wide view. IP65 Waterproof. 6 months long working time. Two-way full-duplex communication. 720P HD video, low bandwidth cost. Seconds fast response even at sleep mode.
Concord Security
Remotely view and control Concord Security DVRs and NVRs from your iPhone or iPad. Stream live video, search and play back stored footage, and receive instant alerts for motion or PIR sensor activity.
- Remote viewing and control
- Live multi-channel video streaming
- Search and playback stored footage
- PIR sensor and motion detection alerts
- Easy installation and setup
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Concord Security is the application which is dedicated to Concord Security system products, including CDK4242P-A, CDK8242P-A, CDK8262P-A, CDK8282P-A, CNK4242WPA-A, CDK8845P-A, CDK8865P-A, CDK8885P-A, CDK8848P-A, CDK8868P-A, CDK8888P-A, CNK8845P-A, CNK8865P-A, CNK8885P-A, CNK8848P-A, CNK8868PFA-A, CNK8888PFA-A, CDC2ABP-A, CDC2ADP-A, CDC5ABP-A, CDC5ADP-A, CDC8ABP-A, CDC8ADP-A, CNC5IBP-A, CNC5IDP-A, CNC8IBP-A, CNC8IDP-A, CNC8IBPFA-A etc. With easy installation and setup with your Concord Security devices, the app allows you remotely view and control your Concord Security devices flexibly on your iPhone or iPad, multi-channel steaming live video or searching & playing back footage stored locally wherever you are. With PIR sensor (some models), motion sensor & instant alerts, you always know when something happens.
Screenshots
Verdict
NVDP and Concord Security both sit at 1.0 stars, but that hides the real split: 21% of Concord Security's written reviews are positive against 0% of NVDP's. NVDP's advantage is iOS requirement (9.0 vs 13.0). On price, rating, ratings volume and update cadence 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.
On the App Store both sit at effectively the same score — 1.0 for NVDP against 1.0 for Concord Security. Both are backed by a comparable volume of ratings — 2 and 1 respectively. Written reviews are what separate them: 0% of NVDP's written reviews are positive against 21% of Concord Security's.
NVDP ships an update every 5 months, Concord Security every 9 months. Both last shipped on June 11, 2026.
| Parameter | NVDP | Concord Security |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (2 ratings) | 1.0 (1 ratings) |
| Positive reviews | 0.0% of reviews | 20.9% of reviews — better |
| Number of ratings | 2 — better | 1 |
| Update frequency | Every 5 months — better | Every 9 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 73 MB | 139 MB |
| Age rating | 4+ | 4+ |
| Developer | Shanghai RL Cloud Technology Co., Ltd. | Electus Distribution Pty Ltd |
Customer experience
NVDP
Concord Security
Bugs and requests
NVDP
Not enough reviews yet to summarise bugs or requests.
Concord Security
Reported bugs
4 issues- App crashes frequently
- Cameras randomly go offline
- Notifications don't work consistently
- Playback and timeline features are buggy
Requested features
4 requests- Add ability to view multiple cameras at once
- Improve notification system and customization
- Provide desktop app or web interface
- Allow easier password/setting changes
In-app purchases
NVDP
No in-app purchases
Concord Security
No in-app purchases
