# Z vs IQ Installer Interface

Z and IQ Installer Interface both sit at 2.3 stars, but that hides the real split: 19% of Z's written reviews are positive against 0% of IQ Installer Interface's. Z also leads on iOS requirement (8.0 vs 15.5). On price, rating, ratings volume and update cadence there is nothing between them.

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

On the App Store both sit at effectively the same score — 2.3 for Z against 2.4 for IQ Installer Interface. Both are backed by a comparable volume of ratings — 17 and 11 respectively. Written reviews are what separate them: 19% of Z's written reviews are positive against 0% of IQ Installer Interface's.

Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on October 7, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Z | IQ Installer Interface |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.3 (17 ratings)](https://appshunter.io/ios/app/z-tool-plus/id1018864080/reviews) | **[2.4 (11 ratings)](https://appshunter.io/ios/app/iq-installer-interface/id1643672940/reviews)** |
| Number of ratings | **17** | 11 |
| Positive reviews | **18.8% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | Every 4 months |
| Monetization | Free | Free |
| Size | 34 MB | 114 MB |
| Requires iOS | **8.0** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [HomeSeer](https://appshunter.io/developer/333195371) | [Tyco Safety Products Canada, Ltd.](https://appshunter.io/developer/489891684) |

## What reviewers say

### Z

[App page](https://appshunter.io/ios/app/z-tool-plus/id1018864080)

This tool simplifies the setup of Z-Wave devices for your smart home. It allows you to easily add, remove, and name devices directly from your phone or tablet. Once configured, you can manage advanced settings through your HomeSeer web interface.

**Highlights:** Include Z-Wave devices, Exclude Z-Wave devices, Name Z-Wave devices, Use with phone or tablet, Integrates with HomeSeer

**Features:** macOS Compatibility

**In-app purchases:** none


### IQ Installer Interface

[App page](https://appshunter.io/ios/app/iq-installer-interface/id1643672940)

This app allows professional installers to quickly configure Johnson Control security panels like IQ 4 and IQ Pro. It offers a streamlined setup wizard, device programming, user management, and system testing for efficient installation without cloud access.

**Highlights:** Device programming, User management, Software upgrades, System configuration, Step-by-step installation wizard, System tests and diagnostics

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

**In-app purchases:** none


## Frequently asked questions

### Is Z free?

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

### Is IQ Installer Interface free?

IQ Installer Interface is free to download, with no in-app purchases.

### Which has better reviews, Z or IQ Installer Interface?

IQ Installer Interface is rated higher. Z averages 2.3 out of 5 from 17 ratings, while IQ Installer Interface averages 2.4 from 11 ratings.

### Do Z or IQ Installer Interface have ads?

Neither Z nor IQ Installer Interface shows ads.

### Which is updated more often, Z or IQ Installer Interface?

Z ships an update every 4 months, and IQ Installer Interface every 4 months. Most recently, Z was updated on October 7, 2026 and IQ Installer Interface on September 30, 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.*