# PLC Simulator, PLC Trainer vs Simubus

The clearest difference is in-app purchases: PLC Simulator, PLC Trainer at none against Simubus's 3. Simubus's advantage is update cadence (fortnightly vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Simubus sells 3 in-app purchases, starting at $12.90 per month. PLC Simulator, PLC Trainer asks for nothing beyond the download.

PLC Simulator, PLC Trainer ships an update every 2 months, Simubus fortnightly. The most recent releases landed on September 5, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | PLC Simulator, PLC Trainer | Simubus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (59 ratings)](https://appshunter.io/ios/app/plc-simulator-plc-trainer/id1326500777/reviews)** | — |
| Number of ratings | **59** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Free | — |
| Size | 15 MB | 49 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [David White](https://appshunter.io/developer/911163945) | [Chongqing Shengniu Technology Co., Ltd](https://appshunter.io/developer/1868286779) |

## What reviewers say

### PLC Simulator, PLC Trainer

[App page](https://appshunter.io/ios/app/plc-simulator-plc-trainer/id1326500777)

Learn the fundamentals of Programmable Logic Controllers (PLCs) with an interactive simulator. Experiment with basic programming concepts, including timers, counters, and logic instructions. Save your progress and revisit projects anytime.

**Highlights:** Interactive PLC simulator, Learn PLC basics, Experiment with programming, Save and load programs, Understand logic circuits, User-friendly interface

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

**In-app purchases:** none


### Simubus

[App page](https://appshunter.io/ios/app/simubus/id6757686667)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pro Subscription | $12.90 | per month |
| Yearly Pro Subscription | $69.99 | per year |
| Lifetime | $79.99 | one-time |


## Frequently asked questions

### Is PLC Simulator, PLC Trainer free?

PLC Simulator, PLC Trainer is free to download, with no in-app purchases.

### Is Simubus free?

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

### Do PLC Simulator, PLC Trainer or Simubus have ads?

Neither PLC Simulator, PLC Trainer nor Simubus shows ads.

### Which is updated more often, PLC Simulator, PLC Trainer or Simubus?

PLC Simulator, PLC Trainer ships an update every 2 months, and Simubus fortnightly. Most recently, PLC Simulator, PLC Trainer was updated on September 5, 2026 and Simubus on September 17, 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.*