# zComms vs SmartKey

The clearest difference is iOS requirement: zComms at 12.0 against SmartKey's 16.4. On price, update cadence, 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.

zComms ships an update monthly, SmartKey every 2 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | zComms | SmartKey |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free | — |
| Size | 178 MB | 4 MB |
| Requires iOS | **12.0** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Ness Corporation Pty Limited](https://appshunter.io/developer/423320418) | [Geo Taxi LLC](https://appshunter.io/developer/1479129662) |

## What reviewers say

### zComms

[App page](https://appshunter.io/ios/app/zcomms/id1451025309)

Transform your Ness security panel into a smart home hub. This application enables Z-Wave device control and push notifications through your mobile device via a Ness Z-Wave Gateway.

**Highlights:** Z-Wave device control, Smart home integration, Push notifications, Rule engine for automation, Remote access via mobile

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

**In-app purchases:** none


### SmartKey

[App page](https://appshunter.io/ios/app/smartkey-access-control/id6469455536)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is zComms free?

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

### Is SmartKey free?

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

### Do zComms or SmartKey have ads?

Neither zComms nor SmartKey shows ads.

### Which is updated more often, zComms or SmartKey?

zComms ships an update monthly, and SmartKey every 2 months. Most recently, zComms was updated on November 2, 2026 and SmartKey on November 3, 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.*