SIMATIC WinCC OA UI vs PLC Simulator 2, Ladder Logic
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- Remote plant monitoring
- Real-time control
- Multiple system connections
- Secure data transmission
- Intuitive mobile interface
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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.
PLC Simulator 2, Ladder Logic
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.
- Configurable rungs
- Input/Output descriptions
- Ladder logic simulation
- Save up to 20 programs
- Interactive animations
- Preloaded example programs
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This app allows PLC students (Electricians, apprentices and college students) to test their small homework assignments using their phone and explore basic PLC programming. It has input instructions, outputs, timers, counters, latches, unlatches and compare blocks, each rung is FULLY configurable with 6 instruction long and 4 instructions deep. Features include: - Three Interactive animations. - Includes the code to run animation 3, "Bottling Plant". - Input and Output descriptions. - Rung descriptions. - 25 programmable rungs. - Simple to construct and run PLC ladder logic. - Save up to 40 programs. - Includes 5 preloaded example programs that can be modified to see the affects of the changes. - It’s FREE with NO ADVERTISEMENTS. --- (Makes it a great learning tool for instructors to help their students to learn ladder logic.) --- Give it a try, I think you will like it.
Screenshots
Verdict
The clearest difference is update cadence: PLC Simulator 2, Ladder Logic at every 6 days against SIMATIC WinCC OA UI's every 2 months. PLC Simulator 2, Ladder Logic also leads on ratings volume (121 vs 2). SIMATIC WinCC OA UI's advantage is review sentiment (100% vs 84%). On price, rating, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 5.0 for SIMATIC WinCC OA UI against 4.9 for PLC Simulator 2, Ladder Logic. That said, the two scores are not equally well evidenced: PLC Simulator 2, Ladder Logic has 121 ratings behind it against 2, so its average is the more settled of the two. Written reviews are what separate them: 100% of SIMATIC WinCC OA UI's written reviews are positive against 84% of PLC Simulator 2, Ladder Logic's.
SIMATIC WinCC OA UI ships an update every 2 months, PLC Simulator 2, Ladder Logic every 6 days. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.
| Parameter | SIMATIC WinCC OA UI | PLC Simulator 2, Ladder Logic |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | 4.9 (121 ratings) |
| Positive reviews | 100.0% of reviews — better | 84.0% of reviews |
| Number of ratings | 2 | 121 — better |
| Update frequency | Every 2 months | Every 6 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 70 MB | 29 MB |
| Age rating | 4+ | 4+ |
| Developer | Siemens AG | David White |
Customer experience
SIMATIC WinCC OA UI
PLC Simulator 2, Ladder Logic
In-app purchases
SIMATIC WinCC OA UI
No in-app purchases
PLC Simulator 2, Ladder Logic
No in-app purchases
Questions
Is SIMATIC WinCC OA UI free?
Is PLC Simulator 2, Ladder Logic free?
Which has better reviews, SIMATIC WinCC OA UI or PLC Simulator 2, Ladder Logic?
Do SIMATIC WinCC OA UI or PLC Simulator 2, Ladder Logic have ads?
Which is updated more often, SIMATIC WinCC OA UI or PLC Simulator 2, Ladder Logic?
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