# MATRIX CONTROL vs J

The clearest difference is rating: MATRIX CONTROL at 5.0 against J's 2.6. J's advantage is update cadence (fortnightly vs every 9 months) and ratings volume (5 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

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

MATRIX CONTROL holds the better App Store score, 5.0 against 2.6. That said, the two scores are not equally well evidenced: J has 5 ratings behind it against 1, so its average is the more settled of the two.

MATRIX CONTROL ships an update every 9 months, J fortnightly. The most recent releases landed on June 25, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | MATRIX CONTROL | J |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/matrix-control/id904487754/reviews)** | [2.6 (5 ratings)](https://appshunter.io/ios/app/j-tech-digital-control/id1572720298/reviews) |
| Number of ratings | 1 | **5** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Fortnightly** |
| Monetization | Free | Free |
| Size | 4 MB | 59 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SHAO CHUN KUO](https://appshunter.io/developer/1790988361) | [J-Tech Digital, Inc](https://appshunter.io/developer/1147761166) |

## What reviewers say

### MATRIX CONTROL

[App page](https://appshunter.io/ios/app/matrix-control/id904487754)

Effortlessly control multiple HDMI sources up to 100 meters away with advanced HDBaseT technology. Manage devices via Ethernet, app, IR remote, RS-232, or the front panel.

**Highlights:** HDBaseT technology, 100 Meter extension, 4K resolution support, Multiple control methods (Ethernet, App, IR, RS-232), Matrix switching for multiple devices

**Features:** macOS Compatibility

**In-app purchases:** none


### J

[App page](https://appshunter.io/ios/app/j-tech-digital-control/id1572720298)

Easily manage and configure compatible J-Tech Digital A/V equipment directly from your mobile device. Control routing settings, save configurations, and connect devices without needing a physical keyboard or mouse.

**Highlights:** Control routing settings, Manage multiple devices, Remember device settings, Save/Load routing settings, Configure A/V equipment, Connect devices remotely

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MATRIX CONTROL free?

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

### Is J free?

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

### Which has better reviews, MATRIX CONTROL or J?

MATRIX CONTROL is rated higher. MATRIX CONTROL averages 5.0 out of 5 from 1 ratings, while J averages 2.6 from 5 ratings.

### Do MATRIX CONTROL or J have ads?

Neither MATRIX CONTROL nor J shows ads.

### Which is updated more often, MATRIX CONTROL or J?

MATRIX CONTROL ships an update every 9 months, and J fortnightly. Most recently, MATRIX CONTROL was updated on June 25, 2026 and J on June 1, 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.*