Comparison

SIMATIC WinCC OA UI vs PLC Simulator, PLC Trainer

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

SIMATIC WinCC OA UI

Monitor and control your SIMATIC WinCC OA plant remotely from your smartphone or tablet. Access the same powerful functionality as the desktop interface, ensuring secure and reliable real-time operation from anywhere.

Highlights
  • Remote plant monitoring
  • Real-time control
  • Multiple system connections
  • Secure data transmission
  • Intuitive mobile interface
Read full description

Stay in control of your SIMATIC WinCC OA plant - anytime, anywhere - with the WinCC OA UI App on your smartphone or tablet. Whether you're in the office, on the move, or on-site, you can monitor and intervene in real time. The app provides the same powerful functionality as the familiar desktop user interface - secure, reliable, and optimized for mobile use. Key Benefits at a Glance: - Flexible Remote Access: Monitor and control your plant from anywhere. - Multiple System Connections: Easily switch between different WinCC OA systems. - Secure Data Transmission: Connect via HTTP or HTTPS with optional SSL encryption. - Intuitive Operation: A familiar interface designed for mobile devices. Note: By downloading this app, you agree to the associated license agreements.

About

PLC Simulator, PLC Trainer

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
Read full description

This app is designed to help anyone that is new to PLCs and wants to learn the basics of "How a PLC works" and PLAY with a simple simulator to experiment with some simple programming. The app consist of three main sections, "How a PLC works", "PLC Block Diagram" and the PLC Simulator. The PLC Simulator allows the beginner to learn simple programming skills with 3 timers, 2 counters, 6 compare instructions, 2 Binary outputs and 3 RES outputs. The user interface is very friendly. For first time users, there is an information icon that shows just how easy this app is to program. The NEW SAVE feature allows a user to start a program and come back to it at a later time. This app also helps people better understand the exam-off instruction -[/]-, the "Seal-In" or "Latching" logic, such as a motor start/stop circuit and much more. Enjoy the fast growing world of PLCs. My daughter found it very useful for her Mechatronics class. Try it, you will like it.

Screenshots

SIMATIC WinCC OA UI1 screens
PLC Simulator, PLC Trainer4 screens

Verdict

The call

The clearest difference is rating: SIMATIC WinCC OA UI at 5.0 against PLC Simulator, PLC Trainer's 3.9. SIMATIC WinCC OA UI also leads on review sentiment (100% vs 75%). PLC Simulator, PLC Trainer's advantage is ratings volume (59 vs 2). On price, update cadence, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

ReceptionRating · Positive reviews · Number of ratings

SIMATIC WinCC OA UI holds the better App Store score, 5.0 against 3.9. That said, the two scores are not equally well evidenced: PLC Simulator, PLC Trainer has 59 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 100% of SIMATIC WinCC OA UI's written reviews are positive against 75% of PLC Simulator, PLC Trainer's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 1, 2026 and September 5, 2026 respectively.

Scorecard3 real differences · 7 level
SIMATIC WinCC OA UI versus PLC Simulator, PLC Trainer: the parameters behind the verdict, then further details
ParameterSIMATIC WinCC OA UIPLC Simulator, PLC Trainer
PriceFreeFree
Rating5.0 (2 ratings) — better3.9 (59 ratings)
Positive reviews100.0% of reviews — better75.0% of reviews
Number of ratings259 — better
Update frequencyEvery 2 monthsEvery 2 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS14.014.0
Further details — not scored
Size70 MB15 MB
Age rating4+4+
DeveloperSiemens AGDavid White

Customer experience

SIMATIC WinCC OA UI

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

PLC Simulator, PLC Trainer

All ratings59 ratings
Positive71.2%
Neutral5.1%
Negative23.7%
Written reviews32 reviews
Positive75.0%
Neutral6.3%
Negative18.8%

In-app purchases

None

SIMATIC WinCC OA UI

No in-app purchases

None

PLC Simulator, PLC Trainer

No in-app purchases

Questions

Is SIMATIC WinCC OA UI free?
SIMATIC WinCC OA UI is free to download, with no in-app purchases.
Is PLC Simulator, PLC Trainer free?
PLC Simulator, PLC Trainer is free to download, with no in-app purchases.
Which has better reviews, SIMATIC WinCC OA UI or PLC Simulator, PLC Trainer?
SIMATIC WinCC OA UI is rated higher. SIMATIC WinCC OA UI averages 5.0 out of 5 from 2 ratings, while PLC Simulator, PLC Trainer averages 3.9 from 59 ratings.
Do SIMATIC WinCC OA UI or PLC Simulator, PLC Trainer have ads?
Neither SIMATIC WinCC OA UI nor PLC Simulator, PLC Trainer shows ads.
Which is updated more often, SIMATIC WinCC OA UI or PLC Simulator, PLC Trainer?
SIMATIC WinCC OA UI ships an update every 2 months, and PLC Simulator, PLC Trainer every 2 months. Most recently, SIMATIC WinCC OA UI was updated on September 1, 2026 and PLC Simulator, PLC Trainer on September 5, 2026.

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