# Protege Config vs Door Intercom

The clearest difference is update cadence: Door Intercom at monthly against Protege Config's every 12 months. Door Intercom also leads on iOS requirement (12.0 vs 14.0). 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.

Protege Config ships an update every 12 months, Door Intercom monthly. The most recent releases landed on September 14, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | Protege Config | Door Intercom |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Monthly** |
| Monetization | Free | Free |
| Size | 56 MB | 85 MB |
| Requires iOS | 14.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Integrated Control Technology Limited](https://appshunter.io/developer/420800746) | [Yung Cheng Kuo](https://appshunter.io/developer/1018729575) |

## What reviewers say

### Protege Config

[App page](https://appshunter.io/ios/app/protege-config/id1441256253)

Configure ICT TSEC readers directly from your mobile device without extra hardware. Save site-specific configurations and manage reader settings efficiently. Requires specific reader firmware and a mobile credential.

**Highlights:** Configure ICT TSEC readers, No extra hardware needed, Per-profile (site) configurations, Save and manage reader settings, Requires specific firmware

**Features:** macOS Compatibility, Apple Wallet

**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 Protege Config free?

Protege Config 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 Protege Config or Door Intercom have ads?

Neither Protege Config nor Door Intercom shows ads.

### Which is updated more often, Protege Config or Door Intercom?

Protege Config ships an update every 12 months, and Door Intercom monthly. Most recently, Protege Config was updated on September 14, 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.*