# Olarm vs Gate Keeper Communicator

The clearest difference is review sentiment: Olarm at 54% against Gate Keeper Communicator's 14%. Olarm also leads on update cadence (every 3 weeks vs every 7 months). Gate Keeper Communicator's advantage is iOS requirement (9.0 vs 15.1). 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.

Olarm ships an update every 3 weeks, Gate Keeper Communicator every 7 months. The most recent releases landed on October 12, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Olarm | Gate Keeper Communicator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (32 ratings)](https://appshunter.io/ios/app/olarm/id1008427663/reviews)** | — |
| Number of ratings | **32** | — |
| Positive reviews | **54.2% of reviews** | 14.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 7 months |
| Monetization | Free | Free |
| Size | 38 MB | 25 MB |
| Requires iOS | 15.1 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Olarm (Pty) Ltd](https://appshunter.io/developer/1641993829) | [Pieter van Dyk](https://appshunter.io/developer/1351426137) |

## What reviewers say

### Olarm

[App page](https://appshunter.io/ios/app/olarm/id1008427663)

Control and manage your home alarm system directly from your smartphone. This app allows you to arm, disarm, and monitor your system in real-time, receive notifications, and manage users. It also offers features like silent panic and gate control.

**Highlights:** Arm, Disarm, Sleep, Stay modes, Arming reminders, Real-time zone activity log, Silent Panic, Cancel Responder, User management, Gate and light control

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

**In-app purchases:** none


### Gate Keeper Communicator

[App page](https://appshunter.io/ios/app/gate-keeper-communicator/id1351426138)

Manage visitor access and receive real-time notifications for your community or office. Residents can create visitor appointments and report incidents directly through the app after registering on the web portal.

**Highlights:** Visitor notifications, Create visitor appointments, Report incidents, Resident account registration, Access controlled community management

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Olarm free?

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

### Is Gate Keeper Communicator free?

Gate Keeper Communicator is free to download, with no in-app purchases.

### Do Olarm or Gate Keeper Communicator have ads?

Neither Olarm nor Gate Keeper Communicator shows ads.

### Which is updated more often, Olarm or Gate Keeper Communicator?

Olarm ships an update every 3 weeks, and Gate Keeper Communicator every 7 months. Most recently, Olarm was updated on October 12, 2026 and Gate Keeper Communicator on October 7, 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.*