# Old HKC SecureComm vs Oxigen Customer App

The clearest difference is update cadence: Oxigen Customer App at monthly against Old HKC SecureComm's every 6 months. Old HKC SecureComm's advantage is iOS requirement (8.0 vs 16.6). On price, ads, in-app purchases and device support there is nothing between them.

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

Old HKC SecureComm ships an update every 6 months, Oxigen Customer App monthly. The most recent releases landed on September 21, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Old HKC SecureComm | Oxigen Customer App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (2 ratings)](https://appshunter.io/ios/app/old-hkc-securecomm/id876325411/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 35.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Monthly** |
| Monetization | Free | — |
| Size | 123 MB | 16 MB |
| Requires iOS | **8.0** | 16.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [HKC Limited](https://appshunter.io/developer/876325414) | [Oxigen Environmental](https://appshunter.io/developer/1694547482) |

## What reviewers say

### Old HKC SecureComm

[App page](https://appshunter.io/ios/app/old-hkc-securecomm/id876325411)

Remotely manage your HKC alarm system. Arm and disarm your security, receive push notifications with audible alerts, and access a full keypad for control. Log interrogation and output switching are also available depending on your system.

**Highlights:** Remote set and unset commands, Push notifications with audible annunciation, Fully functional keypad, Log interrogation, Output switching (system dependent)

**Features:** macOS Compatibility

**In-app purchases:** none


### Oxigen Customer App

[App page](https://appshunter.io/ios/app/oxigen-customer-app/id6450715508)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Old HKC SecureComm free?

Old HKC SecureComm is free to download, with no in-app purchases.

### Is Oxigen Customer App free?

Oxigen Customer App is free to download, with no in-app purchases.

### Do Old HKC SecureComm or Oxigen Customer App have ads?

Neither Old HKC SecureComm nor Oxigen Customer App shows ads.

### Which is updated more often, Old HKC SecureComm or Oxigen Customer App?

Old HKC SecureComm ships an update every 6 months, and Oxigen Customer App monthly. Most recently, Old HKC SecureComm was updated on September 21, 2026 and Oxigen Customer App on September 10, 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.*