RailControl Unit
Boterham Utilities iPhoneiPadiPod touch
RailControl Unit is a free Utilities app for iPhone and iPad by Boterham. Requires iOS 18.5. Updated December 29, 2025.
- Price
- Free
- on the App Store
- Size
- 5 MB
- Age 4+
- Updated
- Dec 29
- 2025 · v1.0
Screenshots
About RailControl Unit
Transform your iPhone or iPad into a retro-inspired model train controller. RailControl Unit connects wirelessly to your Märklin CS2 or CS3, giving you control over your locomotives and accessories. Fun Retro Control Experience Designed to mirror the look and feel of the Märklin Control Unit of the eighties and nineties, you're controlling your model trains the way they were meant to be controlled back in the day. Multiple Module Support - Control Unit – Your main locomotive controller with speed slider, direction control, and function buttons - Control 80 f – Add up to 9 additional controllers for multi-train operation - Keyboard – Switch turnouts and control accessories with up to 16 keyboard modules - Transformer – Just for fun, because every lay out needs it Key Features - Imitates the workings of the Märklin digital system to the smallest detail - Connect via your local network to your Märklin Central Station - Support for MM, MFX, and DCC decoder protocols for both locs and accessories - Real-time speed and direction control - Function buttons F0-F4 for lights and sounds - Stop/Go button on Control Unit and Control 80 f Multi-Platform Use RailControl Unit on iPhone for handheld control or on iPad for a larger view. Free to Try The Control Unit module is free forever. Unlock all additional modules with a single one-time purchase – no subscriptions. Requires a Märklin Central Station 2 or Central Station 3 with network connectivity. Märklin and Central Station are trademarks of Gebr. Märklin & Cie GmbH, registered in the U.S. and other countries. RailControl Unit is not affiliated in any way with Gebr. Märklin & Cie GmbH.
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App privacy
The developer, Boterham, reported these privacy practices to Apple.
Data Not Collected
The developer does not collect any data from this app.
Alternatives to RailControl Unit
Looking for apps like RailControl Unit? Here are 6 similar apps on the App Store. The highest rated is RCT RESS (5.0/5), and all 6 are free to download.
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RCT RESS
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mXion CONTROL
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Signal Cab Throttle
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Travel Talk Wakatte-kun Card
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RailPilot
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RocControl
| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| RailControl Unit | – | Free | December 29, 2025 | |
| RCT RESS | 5.0 / 5 (2) | Free | Sep 20, 2026 | Compare |
| mXion CONTROL | – | Free | Nov 21, 2025 | Compare |
| Signal Cab Throttle | 5.0 / 5 (3) | Free | Sep 2, 2026 | Compare |
| Travel Talk Wakatte-kun Card | – | Free | Oct 3, 2026 | Compare |
| RailPilot | – | Free | Sep 7, 2026 | Compare |
| RocControl | – | Free | Oct 19, 2026 | Compare |
Compare RailControl Unit with the top alternatives: ratings, updates, ASO score and keyword gaps →