# PLC Simulator, PLC Trainer vs Circuit Navigator

The clearest difference is update cadence: PLC Simulator, PLC Trainer at every 2 months against Circuit Navigator's every 5 months. On price, ads, in-app purchases and device support there is nothing between them.

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

PLC Simulator, PLC Trainer ships an update every 2 months, Circuit Navigator every 5 months. The most recent releases landed on October 16, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | PLC Simulator, PLC Trainer | Circuit Navigator |
| --- | --- | --- |
| 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 | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 5 months |
| Monetization | Free | — |
| Size | 15 MB | 24 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [David White](https://appshunter.io/developer/911163945) | [Persistent Engineering LLC](https://appshunter.io/developer/1702291478) |

## 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


### Circuit Navigator

[App page](https://appshunter.io/ios/app/circuit-navigator/id6461048331)

**In-app purchases:** none


## Frequently asked questions

### Is PLC Simulator, PLC Trainer free?

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

### Is Circuit Navigator free?

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

### Do PLC Simulator, PLC Trainer or Circuit Navigator have ads?

Neither PLC Simulator, PLC Trainer nor Circuit Navigator shows ads.

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

PLC Simulator, PLC Trainer ships an update every 2 months, and Circuit Navigator every 5 months. Most recently, PLC Simulator, PLC Trainer was updated on October 16, 2026 and Circuit Navigator on October 9, 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.*