# FJD Trion Model vs Lord System

The clearest difference is price: FJD Trion Model at Free against Lord System's $9.99. Lord System's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 15.0). On update cadence, ads and in-app purchases there is nothing between them.

FJD Trion Model is free to download; Lord System costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

FJD Trion Model ships an update every 2 months, Lord System every 3 months. The most recent releases landed on October 30, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | FJD Trion Model | Lord System |
| --- | --- | --- |
| Price | **Free** | $9.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Size | 523 MB | 19 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [FJDynamics Europe Spzoo](https://appshunter.io/developer/1859583079) | [Lord Electric & Control LLC](https://appshunter.io/developer/1884722776) |

## What reviewers say

### FJD Trion Model

[App page](https://appshunter.io/ios/app/fjd-trion-model/id6478516371)

**Features:** macOS Compatibility

**In-app purchases:** none


### Lord System

[App page](https://appshunter.io/ios/app/lord-system/id6760492981)

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

**In-app purchases:** none


## Frequently asked questions

### Is FJD Trion Model free?

FJD Trion Model is free to download, with no in-app purchases.

### Is Lord System free?

Lord System costs $9.99, with no in-app purchases.

### Do FJD Trion Model or Lord System have ads?

Neither FJD Trion Model nor Lord System shows ads.

### Which is updated more often, FJD Trion Model or Lord System?

FJD Trion Model ships an update every 2 months, and Lord System every 3 months. Most recently, FJD Trion Model was updated on October 30, 2026 and Lord System 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.*