# Door Intercom vs Fermvision WiFi

The clearest difference is update cadence: Door Intercom at monthly against Fermvision WiFi's every 6 months. 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.

Door Intercom ships an update monthly, Fermvision WiFi every 6 months. The most recent releases landed on September 13, 2026 and July 24, 2026 respectively.

## The numbers

| Metric | Door Intercom | Fermvision WiFi |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 6 months |
| Monetization | Free | Free |
| Size | 85 MB | 65 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Yung Cheng Kuo](https://appshunter.io/developer/1018729575) | [Fermax Australia](https://appshunter.io/developer/581754513) |

## What reviewers say

### 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


### Fermvision WiFi

[App page](https://appshunter.io/ios/app/fermvision-wifi/id1505451139)

This application allows you to receive and answer calls from your video intercom system on your smartphone. See and release the door remotely from anywhere in the world when paired with a compatible monitor.

**Highlights:** Receive video intercom calls, Answer calls remotely, See visitors via video, Release doors remotely, Global access

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Door Intercom free?

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

### Is Fermvision WiFi free?

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

### Do Door Intercom or Fermvision WiFi have ads?

Neither Door Intercom nor Fermvision WiFi shows ads.

### Which is updated more often, Door Intercom or Fermvision WiFi?

Door Intercom ships an update monthly, and Fermvision WiFi every 6 months. Most recently, Door Intercom was updated on September 13, 2026 and Fermvision WiFi on July 24, 2026.

---

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