Rockwell Automation Systems vs PLC Controller & Simulator
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Rockwell Automation Systems
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The new Rockwell Automation Systems (Interactive Safety and Security Demo) Mobile App. was designed to demonstrate present and/ or soon to be released Rockwell Automation Safety and Security devices. Choosing the Safety path (default when launched) will help you and your customer understand when to choose a SIL2/PLd vs. a SIL3/PLe solution. Choosing the Security path will help you and your customer understand the best Defense in Depth Security solution. A PC version of this app. was launched on Seismic earlier this year. Rockwell Automation provides this systems demo application for Rockwell Automation Customers, Sales and Distributors. Use the Rockwell Automation Systems Mobile Application to enhance your demonstration experience with customers and at meetings and events. ROCKWELL AUTOMATION DOES NOT WARRANT THE COMPLETENESS, TIMELINESS OR ACCURACY OF ANY OF THE DATA CONTAINED IN THIS TOOL AND MAY MAKE CHANGES THERE TO AT ANY TIME IN ITS SOLE DISCRETION WITHOUT NOTICE. FURTHER, ALL INFORMATION CONVEYED HEREBY IS PROVIDED TO USERS βAS ISβ.
PLC Controller & Simulator
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Smart HMI / PLC β Controller & Simulator connects your iPhone or iPad directly to programmable logic controllers (PLCs) over EtherNet/IP β no PC, no engineering software required. FEATURES β’ Tag browser: read and write variables, arrays and UDTs live β’ HMI view: document I/Os clearly (tag, terminal, cable, photo) β’ Fault handling: acknowledge alarms, analog limit alarms β’ Controller info & diagnostics: status, uptime, latency, clock drift β’ Trend logging: values as a graph and as a background CSV log β’ Import/Export: I/O and fault lists as CSV/XLSX, everything printable β’ Built-in simulator: try every feature β completely without hardware WHO IT'S FOR For electricians, commissioning and maintenance engineers and automation technicians who need fast, mobile access to a controller. SAFETY NOTE Interventions on live plants are at your own risk. This app is a tool and does not replace a safety-rated control system. Compatible with common EtherNet/IP controllers. "Allen-Bradley", "CompactLogix" and others are trademarks of their respective owners; no affiliation is implied.
Screenshots
Verdict
The clearest difference is update cadence: Rockwell Automation Systems at fortnightly against PLC Controller & Simulator's every 4 months. Rockwell Automation Systems also leads on iOS requirement (8.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Rockwell Automation Systems ships an update fortnightly, PLC Controller & Simulator every 4 months. The most recent releases landed on November 11, 2026 and November 13, 2026 respectively.
| Parameter | Rockwell Automation Systems | PLC Controller & Simulator |
|---|---|---|
| Price | Free | Free |
| Update frequency | Fortnightly β better | Every 4 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 8.0 β better | 15.0 |
| Further details β not scored | ||
| Size | 565 MB | 39 MB |
| Age rating | 4+ | 4+ |
| Developer | Rockwell Automation | Kevin Andoh |
In-app purchases
Rockwell Automation Systems
No in-app purchases
PLC Controller & Simulator
No in-app purchases






