Frequently Asked Questions about RailControl Pro.



What is RailControl Pro?
RailControl Pro is an app for iOS and macOS which lets you control model trains through Märklin Central Station 3.
Why should I use RailControl Pro?
If you like the possibilities of Märklin Central Station 3, but find it hard to use, RailControl Pro might be perfect for you. The goal of RailControl Pro is to make controlling your model trains as easy as possible.
Will RailControl Pro gain more functionality in the future?
Absolutely, the goal is to replicate all functionality which is offered by Märklin Central Station 3, and build new ideas on top of that. Keep track of what’s new in the release notes.
What functionality is currently present in RailControl Pro?
We made a handy overview to keep track of all features in RailControl Pro, compared to Märklin Central Station 3 and the Märklin CS3 web app.
Which languages are supported in RailControl Pro?
Currently RailControl Pro is localised in English, German and Dutch. More languages might be added in the future.


Is RailControl Pro free?
No. By purchasing RailControl Pro you support further development of the app.
How much does RailControl Pro cost?
It depends where you are located. In Europe, RailControl Pro for iOS costs €9,99 and the macOS version € 19,99. This price might go up as more functionality is added, but you won't be charged extra if you already purchased the app.
Do I have to pay more than once to use RailControl Pro on the same platform?
No! RailControl Pro is a single purchase per platform. No subscriptions or extra in-app purchases.
Are updates for RailControl Pro free?
Yes! RailControl Pro will be updated for free through the App Store.
Can I install RailControl Pro on more than one device?
Yes! You can install RailControl Pro on as many devices as you want. Your purchase will be made available on all compatible devices linked with your App Store account, or through Family Sharing. However, the Mac and iOS version are different purchases.
I bought RailControl Pro but I want my money back, what should I do?
We're sorry to hear. Feel free to let us know why. Luckily Apple allows refunds for a limited time. After a refund RailControl Pro will not longer be available on your devices.


On which devices can I install RailControl Pro?
RailControl Pro works on all iPhones and iPads with iOS 15 or higher. There is also a version for Mac computers, which requires macOS 12 or higher.
Does RailControl Pro work with Märklin Central Station 2?
No, you always need a Märklin Central Station 3 to connect with RailControl Pro. Other devices, like Märklin Central Station 2 or even Märklin Control Unit 6021 can be part of the network, and will show up in RailControl Pro.
Does RailControl Pro work with Märklin Mobile Station?
No, you need a Märklin Central Station 3 to connect with RailControl Pro. If you have a Märklin Mobile Station 2 connected to your CS3, it will show up in the devices list though.
Can I install RailControl Pro on my Windows PC?
No, unfortunately not. RailControl Pro only works on PCs with macOS.
Can I install RailControl Pro on my Android phone or tablet?
No, unfortunately not. If you want to use RailControl Pro on a tablet or smartphone, you'll need an iPhone or iPad.
Can I connect a game controller like a Playstation DualShock 4 Wireless Controller or Xbox Wireless Controller?
Yes, and it’s super fun! Here’s has a useful guide how you can do this.


Some things in RailControl Pro are not working as expected, what should I do?
That's unfortunate, but we're here to help. Send us a message, and we'll try to solve the issue.


How does RailControl Pro work?
RailControl Pro communicates with the web server running on every Märklin Central Station 3. It uses the same programming interface as the Märklin Central Station 3 web app, but rendered in an intuitive and responsive native app. No magic or hacks involved.
Which technologies are used in RailControl Pro?
RailControl Pro is entirely written in Apple’s Swift language and the user interface in the SwiftUI framework.
Who created RailControl Pro?
RailControl Pro is developed and maintained by Jan Cornelissen, through his company Boterham bv. He's also the creator of Railer, a popular timetable app for the Belgian railways.

Last Updated: 6 March 2023