Comparison

PLC Smart Home vs SIMATIC WinCC OA UI

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

Head to head
About

PLC Smart Home

Control Crouzet and Mitsubishi-Electric PLC units for home automation. Connect locally via WLAN or remotely via cellular networks. Offers a cost-effective alternative to complex smart home systems.

Highlights
  • PLC control access
  • Local WLAN connectivity
  • Remote GSM/2G/3G communication
  • Home automation
  • Cost-effective automation solution
  • Supports Millenium and Alpha units
Features
Read full description

This App enables access to Crouzet and Mitsubishi-Electric PLC controls.
Communication is made either locally via WLAN or remotely via GSM/ 2G/ 3G. PLC controls have long asserted their efficiency in industry and are now spreading in the field of home automation. The unit series supported, „Millenium“ and „Alpha“, are outstanding not least due to an excellent cost-benefit ratio. 
This ensures that automation of your home can be executed at far lower cost than e.g. via a KNX / EIB system. We have already developed complete PLC control program for many control tasks. You can find more information at: www.heimsteuerungen.de With Crouzet controls you also have the option of adjusting the control programs yourself. You can download the programming software required here: http://www.crouzet.de/support/download.htm You’re already using a Crouzet Millenium control and want to subsequently trigger it via our App? In many cases, this is possible. Simply forward your enquiry to support-vorprogrammieren@t-online.de You don’t want to get involved with programming or just don’t have the time at the moment? No problem. You can obtain completely programmed PLC packets at www.vorprogrammieren.de .

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.

Screenshots

PLC Smart Home4 screens
SIMATIC WinCC OA UI1 screens

Verdict

The call

The clearest difference is review sentiment: SIMATIC WinCC OA UI at 100% against PLC Smart Home's 0%. SIMATIC WinCC OA UI also leads on rating (5.0 vs 1.0). PLC Smart Home's advantage is iOS requirement (9.3 vs 14.0). On price, ratings volume, update cadence and ads 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 1.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews point the same way: 0% of PLC Smart Home's written reviews are positive against 100% of SIMATIC WinCC OA UI's.

UpkeepUpdate frequency

PLC Smart Home ships an update every 3 months, SIMATIC WinCC OA UI every 2 months. The most recent releases landed on September 9, 2026 and September 1, 2026 respectively.

Scorecard3 real differences · 7 level
PLC Smart Home versus SIMATIC WinCC OA UI: the parameters behind the verdict, then further details
ParameterPLC Smart HomeSIMATIC WinCC OA UI
PriceFreeFree
Rating1.0 (1 ratings)5.0 (2 ratings) — better
Positive reviews0.0% of reviews100.0% of reviews — better
Number of ratings12 — better
Update frequencyEvery 3 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS9.3 — better14.0
Further details — not scored
Size22 MB70 MB
Age rating4+4+
DeveloperVorprogrammieren.deSiemens AG

Customer experience

PLC Smart Home

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

SIMATIC WinCC OA UI

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

In-app purchases

None

PLC Smart Home

No in-app purchases

None

SIMATIC WinCC OA UI

No in-app purchases

Questions

Is PLC Smart Home free?
PLC Smart Home is free to download, with no in-app purchases.
Is SIMATIC WinCC OA UI free?
SIMATIC WinCC OA UI is free to download, with no in-app purchases.
Which has better reviews, PLC Smart Home or SIMATIC WinCC OA UI?
SIMATIC WinCC OA UI is rated higher. PLC Smart Home averages 1.0 out of 5 from 1 ratings, while SIMATIC WinCC OA UI averages 5.0 from 2 ratings.
Do PLC Smart Home or SIMATIC WinCC OA UI have ads?
Neither PLC Smart Home nor SIMATIC WinCC OA UI shows ads.
Which is updated more often, PLC Smart Home or SIMATIC WinCC OA UI?
PLC Smart Home ships an update every 3 months, and SIMATIC WinCC OA UI every 2 months. Most recently, PLC Smart Home was updated on September 9, 2026 and SIMATIC WinCC OA UI on September 1, 2026.

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