# Light'J vs Audio UCI

The clearest difference is in-app purchases: Audio UCI at none against Light'J's 5. Light'J's advantage is iOS requirement (12 vs 17). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Light'J sells 5 one-off in-app purchases. Audio UCI asks for nothing beyond the download.

Light'J ships an update every 2 months, Audio UCI monthly. The most recent releases landed on September 28, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Light'J | Audio UCI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/lightj/id980964980/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Free with in-app purchases | — |
| Size | 12 MB | 98 MB |
| Requires iOS | **12** | 17 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Steinigke Showtechnic GmbH](https://appshunter.io/developer/510305640) | [众星 赵](https://appshunter.io/developer/1068712485) |

## What reviewers say

### Light'J

[App page](https://appshunter.io/ios/app/lightj/id980964980)

This app provides intuitive control over lighting effects and fog machines, mimicking a classic light console with modern app features. It allows for detailed manipulation of colors, brightness, and movement, with options to save and share scenes.

**Highlights:** Control colors, strobe effects, and brightness, Manage moving head movements and effects, Integrate fog and other effect machines, Generate and save cues for scenes, Program chasers by combining cues, Control multiple devices simultaneously, Export and share chases and cues

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| J`MasterDim | $1.99 | one-time |
| J`Expand | $2.99 | one-time |
| J`Multiplayer | $3.99 | one-time |
| J`Transfer | $4.99 | one-time |
| J`Bundle | $7.99 | one-time |


### Audio UCI

[App page](https://appshunter.io/ios/app/audio-uci/id6737753935)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Light'J free?

Light'J is free to download, with in-app purchases available.

### Is Audio UCI free?

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

### Do Light'J or Audio UCI have ads?

Neither Light'J nor Audio UCI shows ads.

### Which is updated more often, Light'J or Audio UCI?

Light'J ships an update every 2 months, and Audio UCI monthly. Most recently, Light'J was updated on September 28, 2026 and Audio UCI on October 4, 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.*