# NVDP vs Door Intercom

The clearest difference is update cadence: Door Intercom at monthly against NVDP's every 5 months. NVDP's advantage is iOS requirement (9.0 vs 12.0). On price, review sentiment, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

NVDP ships an update every 5 months, Door Intercom monthly. The most recent releases landed on June 11, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | NVDP | Door Intercom |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (2 ratings)](https://appshunter.io/ios/app/nvdp/id1434377554/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Monthly** |
| Monetization | Free | Free |
| Size | 73 MB | 85 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shanghai RL Cloud Technology Co., Ltd.](https://appshunter.io/developer/1109296307) | [Yung Cheng Kuo](https://appshunter.io/developer/1018729575) |

## 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


### Door Intercom

[App page](https://appshunter.io/ios/app/door-intercom/id1499600056)

This application allows users to remotely monitor and receive alerts from a compatible camera. It supports various network connections and sends notifications via push, SMS, or video calls. Recorded alarm videos can be downloaded and played back.

**Highlights:** Remote camera connection, 3G video call and data network support, WAN, Wi-Fi, and 3G internet connectivity, Push notifications to iPhone/iPad, SMS and 3G video call alerts, Internal memory for alarm video recording, Downloadable alarm video playback

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is NVDP free?

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

### Is Door Intercom free?

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

### Do NVDP or Door Intercom have ads?

Neither NVDP nor Door Intercom shows ads.

### Which is updated more often, NVDP or Door Intercom?

NVDP ships an update every 5 months, and Door Intercom monthly. Most recently, NVDP was updated on June 11, 2026 and Door Intercom on September 13, 2026.

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