# CA4K vs Sicunet Directory

The clearest difference is rating: Sicunet Directory at 3.0 against CA4K's 1.1. Sicunet Directory also leads on update cadence (every 3 weeks vs every 54 months). CA4K's advantage is ratings volume (10 vs 2) and iOS requirement (11.0 vs 15.6). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Sicunet Directory holds the better App Store score, 3.0 against 1.1. That said, the two scores are not equally well evidenced: CA4K has 10 ratings behind it against 2, so its average is the more settled of the two.

CA4K ships an update every 54 months, Sicunet Directory every 3 weeks. The most recent releases landed on October 16, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | CA4K | Sicunet Directory |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.1 (10 ratings)](https://appshunter.io/ios/app/ca4k/id1491432558/reviews) | **[3.0 (2 ratings)](https://appshunter.io/ios/app/sicunet-directory/id6742125280/reviews)** |
| Number of ratings | **10** | 2 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 54 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 0 MB | 69 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [NAPCO Security Technologies](https://appshunter.io/developer/397342490) | [Sicunet Inc](https://appshunter.io/developer/857732136) |

## What reviewers say

### CA4K

[App page](https://appshunter.io/ios/app/ca4k/id1491432558)

This app provides mobile access control for enterprise entry points like doors and elevators. Users can customize their approved access points and gain entry without physical credentials. It also offers optional administrator functions for system management.

**Highlights:** Mobile access to doors and elevators, Customize approved entry points, Log access without physical credentials, Administrator functions for system management, Enterprise electronic access control

**Features:** macOS Compatibility

**In-app purchases:** none


### Sicunet Directory

[App page](https://appshunter.io/ios/app/sicunet-directory/id6742125280)

This utility app allows users to remotely manage and control Sicunet Intercom systems. It provides a secure and convenient way to stay connected and manage access.

**Highlights:** Remote intercom system management, Secure access control, Seamless integration with Sicunet devices, Convenient remote connectivity

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

**In-app purchases:** none


## Frequently asked questions

### Is CA4K free?

CA4K is free to download, with no in-app purchases.

### Is Sicunet Directory free?

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

### Which has better reviews, CA4K or Sicunet Directory?

Sicunet Directory is rated higher. CA4K averages 1.1 out of 5 from 10 ratings, while Sicunet Directory averages 3.0 from 2 ratings.

### Do CA4K or Sicunet Directory have ads?

Neither CA4K nor Sicunet Directory shows ads.

### Which is updated more often, CA4K or Sicunet Directory?

CA4K ships an update every 54 months, and Sicunet Directory every 3 weeks. Most recently, CA4K was updated on October 16, 2026 and Sicunet Directory on October 19, 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.*