# Signify Interact Builder vs LightFair International

The clearest difference is review sentiment: LightFair International at 100% against Signify Interact Builder's 0%. LightFair International also leads on update cadence (fortnightly vs monthly). Signify Interact Builder's advantage is rating (4.2 vs 3.0) and monetization model (free vs ad-supported). 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.

Signify Interact Builder holds the better App Store score, 4.2 against 3.0. Both are backed by a comparable volume of ratings — 6 and 2 respectively. Written reviews complicate that: 0% of Signify Interact Builder's written reviews are positive against 100% of LightFair International's, so the app with the better star average is not the one people write more warmly about.

Signify Interact Builder ships an update monthly, LightFair International fortnightly. The most recent releases landed on October 23, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | Signify Interact Builder | LightFair International |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (6 ratings)](https://appshunter.io/ios/app/signify-interact-builder/id1353793570/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/lightfair-international/id1607344011/reviews) |
| Number of ratings | **6** | 2 |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | **Free** | Ad-supported |
| Size | 130 MB | 71 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | +4 | 17+ |
| Developer | [Signify Netherlands B.V.](https://appshunter.io/developer/979064009) | [Map Your Show](https://appshunter.io/developer/836810897) |

## What reviewers say

### Signify Interact Builder

[App page](https://appshunter.io/ios/app/signify-interact-builder/id1353793570)

This application allows installers to commission and test lighting systems, and business owners to manage their lighting infrastructure. It is designed for the Interact Pro system, offering comprehensive control and management capabilities.

**Highlights:** Lighting commissioning, Lighting system testing, Lighting system management, Interact Pro system compatibility, Installer tools, Business owner controls

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

**In-app purchases:** none


### LightFair International

[App page](https://appshunter.io/ios/app/lightfair-international/id1607344011)

Navigate North America's largest lighting industry event with this official trade show app. Discover commercial and architectural lighting innovations, connect with suppliers, and explore the latest in lighting design and technology applications.

**Highlights:** Event navigation, Trade show information, Lighting industry focus, Supplier connections, Design and technology updates

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

**In-app purchases:** none


## Frequently asked questions

### Is Signify Interact Builder free?

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

### Is LightFair International free?

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

### Which has better reviews, Signify Interact Builder or LightFair International?

Signify Interact Builder is rated higher. Signify Interact Builder averages 4.2 out of 5 from 6 ratings, while LightFair International averages 3.0 from 2 ratings.

### Do Signify Interact Builder or LightFair International have ads?

Neither Signify Interact Builder nor LightFair International shows ads.

### Which is updated more often, Signify Interact Builder or LightFair International?

Signify Interact Builder ships an update monthly, and LightFair International fortnightly. Most recently, Signify Interact Builder was updated on October 23, 2026 and LightFair International on October 22, 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.*