# Q vs ControllerApp

The clearest difference is update cadence: ControllerApp at fortnightly against Q's every 3 months. Q's advantage is iOS requirement (12.0 vs 18.0). 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.

Q ships an update every 3 months, ControllerApp fortnightly. The most recent releases landed on October 10, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Q | ControllerApp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (53 ratings)](https://appshunter.io/ios/app/q-sys-uci-viewer/id417461920/reviews)** | — |
| Number of ratings | **53** | — |
| Positive reviews | 18.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | Free with in-app purchases | — |
| Size | 18 MB | 45 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [QSC Audio Products, LLC.](https://appshunter.io/developer/417461923) | [Naor Bonomo](https://appshunter.io/developer/1799544328) |

## What reviewers say

### Q

[App page](https://appshunter.io/ios/app/q-sys-uci-viewer/id417461920)

Control Q-SYS systems remotely from your iOS device. Design custom user interfaces in Q-SYS Designer software to manage various system elements like audio, video, and lighting. Offers extensive control capabilities for a seamless user experience.

**Highlights:** Remote system control, Customizable user interfaces (UCIs), Source selection, PTZ camera control with video preview, Lighting dimmer control, Volume faders, Signal meters

**Features:** macOS Compatibility

**In-app purchases:** none


### ControllerApp

[App page](https://appshunter.io/ios/app/controllerapp/id6749446742)

**In-app purchases:** none


## Frequently asked questions

### Is Q free?

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

### Is ControllerApp free?

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

### Do Q or ControllerApp have ads?

Neither Q nor ControllerApp shows ads.

### Which is updated more often, Q or ControllerApp?

Q ships an update every 3 months, and ControllerApp fortnightly. Most recently, Q was updated on October 10, 2026 and ControllerApp on October 6, 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.*