# PLC Simulator 2, Ladder Logic vs Gonja

The clearest difference is in-app purchases: PLC Simulator 2, Ladder Logic at none against Gonja's 1. PLC Simulator 2, Ladder Logic also leads on update cadence (every 6 days vs monthly) and iOS requirement (15.0 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. Gonja sells 1 one-off in-app purchase. PLC Simulator 2, Ladder Logic asks for nothing beyond the download.

PLC Simulator 2, Ladder Logic ships an update every 6 days, Gonja monthly. The most recent releases landed on November 3, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | PLC Simulator 2, Ladder Logic | Gonja |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (121 ratings)](https://appshunter.io/ios/app/plc-simulator-2-ladder-logic/id1672572436/reviews)** | — |
| Number of ratings | **121** | — |
| Positive reviews | 84.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 6 days** | Monthly |
| Monetization | Free | — |
| Size | 29 MB | 7 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [David White](https://appshunter.io/developer/911163945) | [Paria Rastegar Jooybari](https://appshunter.io/developer/1863840972) |

## What reviewers say

### PLC Simulator 2, Ladder Logic

[App page](https://appshunter.io/ios/app/plc-simulator-2-ladder-logic/id1672572436)

This application enables students and professionals to test and explore basic PLC programming using ladder logic on their mobile devices. It supports various instructions, configurable rungs, and includes interactive animations for a hands-on learning experience. Save and modify up to 20 programs, with preloaded examples to aid understanding.

**Highlights:** Configurable rungs, Input/Output descriptions, Ladder logic simulation, Save up to 20 programs, Interactive animations, Preloaded example programs

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

**In-app purchases:** none


### Gonja

[App page](https://appshunter.io/ios/app/gonja/id6797700933)

**Features:** Family Sharing, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gonja Pro | $9.99 | one-time |


## Frequently asked questions

### Is PLC Simulator 2, Ladder Logic free?

PLC Simulator 2, Ladder Logic is free to download, with no in-app purchases.

### Is Gonja free?

Gonja is free to download, with in-app purchases available.

### Do PLC Simulator 2, Ladder Logic or Gonja have ads?

Neither PLC Simulator 2, Ladder Logic nor Gonja shows ads.

### Which is updated more often, PLC Simulator 2, Ladder Logic or Gonja?

PLC Simulator 2, Ladder Logic ships an update every 6 days, and Gonja monthly. Most recently, PLC Simulator 2, Ladder Logic was updated on November 3, 2026 and Gonja on November 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.*