# NVDP vs Concord Security

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.

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. The most recent releases landed on October 12, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | NVDP | Concord Security |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (2 ratings)](https://appshunter.io/ios/app/nvdp/id1434377554/reviews) | [1.0 (1 ratings)](https://appshunter.io/ios/app/concord-security/id1450216732/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | 0.0% of reviews | **20.9% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 9 months |
| Monetization | Free | Free |
| Size | 73 MB | 139 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shanghai RL Cloud Technology Co., Ltd.](https://appshunter.io/developer/1109296307) | [Electus Distribution Pty Ltd](https://appshunter.io/developer/544601805) |

## What reviewers say

### NVDP

[App page](https://appshunter.io/ios/app/nvdp/id1434377554)

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.

**Highlights:** Remote home monitoring, Two-way audio communication, Instant call/alarm notifications, View video history, HD video streaming, Wire-free operation

**Features:** macOS Compatibility

**In-app purchases:** none


### Concord Security

[App page](https://appshunter.io/ios/app/concord-security/id1450216732)

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.

**Highlights:** Remote viewing and control, Live multi-channel video streaming, Search and playback stored footage, PIR sensor and motion detection alerts, Easy installation and setup

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🚀 Great video quality
- 🔒 Provides peace of mind
- 👍 Easy to set up
- 👍 Useful for monitoring property

**What reviewers complain about**

- 🐛 Frequent connectivity issues
- 🐛 App is buggy and unreliable
- 👎 Poor customer support
- 👎 Difficult to use and navigate
- 🔋 Cameras go offline often

**Reported bugs**

- App crashes frequently
- Cameras randomly go offline
- Notifications don't work consistently
- Playback and timeline features are buggy

**Requested features**

- Add ability to view multiple cameras at once
- Improve notification system and customization
- Provide desktop app or web interface
- Allow easier password/setting changes


## Frequently asked questions

### Is NVDP free?

NVDP is free to download, with no in-app purchases.

### Is Concord Security free?

Concord Security is free to download, with no in-app purchases.

### Which has better reviews, NVDP or Concord Security?

NVDP and Concord Security are both rated 1.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do NVDP or Concord Security have ads?

Neither NVDP nor Concord Security shows ads.

### Which is updated more often, NVDP or Concord Security?

NVDP ships an update every 5 months, and Concord Security every 9 months. Most recently, NVDP was updated on October 12, 2026 and Concord Security on October 13, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*