# AC Clairity vs Signify MasterConnect

The clearest difference is rating: AC Clairity at 3.8 against Signify MasterConnect's 3.0. AC Clairity also leads on review sentiment (33% vs 0%) and device support (3 vs 1). Signify MasterConnect's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, ratings volume, update cadence 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.

AC Clairity holds the better App Store score, 3.8 against 3.0. Both are backed by a comparable volume of ratings — 8 and 4 respectively. Written reviews point the same way: 33% of AC Clairity's written reviews are positive against 0% of Signify MasterConnect's.

AC Clairity ships an update every 3 months, Signify MasterConnect every 2 months. The most recent releases landed on October 15, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | AC Clairity | Signify MasterConnect |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (8 ratings)](https://appshunter.io/ios/app/ac-clairity/id1134113100/reviews)** | [3.0 (4 ratings)](https://appshunter.io/ios/app/signify-masterconnect/id1484451186/reviews) |
| Number of ratings | **8** | 4 |
| Positive reviews | **33.3% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Ad-supported | **Free** |
| Size | 54 MB | 90 MB |
| Requires iOS | **8.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | +4 |
| Developer | [Acuity Brands Lighting, Inc](https://appshunter.io/developer/384447835) | [Signify Netherlands B.V.](https://appshunter.io/developer/979064009) |

## What reviewers say

### AC Clairity

[App page](https://appshunter.io/ios/app/ac-clairity/id1134113100)

Configure and manage nLight AIR lighting systems wirelessly from your mobile device. This app allows for efficient onsite setup, troubleshooting, and reconfiguration of fixtures, sensors, and wall switches, even offline. It supports multiple simultaneous users for faster project completion.

**Highlights:** Wireless nLight AIR system configuration, Onsite startup and maintenance, Zone and fixture setting adjustments, Offline programming capabilities, Simultaneous multi-user support, Cloud backup of configurations

**Features:** macOS Compatibility

**In-app purchases:** none


### Signify MasterConnect

[App page](https://appshunter.io/ios/app/signify-masterconnect/id1484451186)

This application is designed for setting up and configuring lighting systems that utilize MasterConnect technology. It enables installers and owners to manage lighting from room-level controls to individual luminaire sensing.

**Highlights:** Lighting system setup, MasterConnect technology integration, Commissioning tools, Configuration management, Room-based control, Luminaire-based sensing

**In-app purchases:** none


## Frequently asked questions

### Is AC Clairity free?

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

### Is Signify MasterConnect free?

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

### Which has better reviews, AC Clairity or Signify MasterConnect?

AC Clairity is rated higher. AC Clairity averages 3.8 out of 5 from 8 ratings, while Signify MasterConnect averages 3.0 from 4 ratings.

### Do AC Clairity or Signify MasterConnect have ads?

AC Clairity shows ads; Signify MasterConnect does not.

### Which is updated more often, AC Clairity or Signify MasterConnect?

AC Clairity ships an update every 3 months, and Signify MasterConnect every 2 months. Most recently, AC Clairity was updated on October 15, 2026 and Signify MasterConnect 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.*