Rail Model Calc vs RailControl Pro Usage & Stats
Overview
This is a calculator app that includes calculation functions necessary when playing with railroad model.
How to use
After launching the app,the first screen that appears is the Home screen, which also serves as a menu.
Swipe and tap the menu on the Home screen to transition to various calculation modes.
You can use various calculation modes to perform calculations necessary for railway model track length and railway model production.
This App offer the following calculation modes.
•Home mode
Home is available simple calculations.
Set F1-F10 memory on this screen.
•Normal mode
It is a normal calculator.
•Straight mode
This mode calculates horizontal and vertical lengths when laying a straight rail diagonally.
•Curve mode
This mode calculates the vertical, horizontal, and diagonal lengths when laying a curve rail.
•S-Curve mode
This mode calculates the vertical, horizontal, and diagonal lengths when laying a s-curve rail.
•Scale X/Y mode
This mode calculates the scale.
•Inch to MM mode
This mode converts yards and inches to millimeters.
For details on how to use it, there is a manual on "?" button.
Disclaimer
This calculator is for the railroad modeling hobby.
The calculation results is the numerical value which be calculated by the developer.
It may be different from the numerical value by model manufacturer.
In particular, commercially available railroad model rails allow for dimensional errors.
Therefore, the calculation results do not necessarily represent what the track layout cannot or can be done.
This application is subject to change without notice.
The developer assumes no responsibility for any loss or claims by third parties which may arise from the use of this application.
- Apple App Store
- Free
- Utilities
Store Rank
- -
Easy Control for Märklin CS2 and CS3
RailControl Pro is an easy-to-use app for controlling your model train layout with your iPhone or iPad.
Connect
With RailControl Pro it’s easier than ever to connect Märklin Central Station 2 or Central Station 3 to your iPhone or iPad.
Control Locomotives
Control speed, driving direction and the functions of your locomotives with just a touch, click, keystroke, or even a game controller.
Control Articles
Turnouts, signals, turntables and other accessories, can be controlled in the Track Diagram or Articles overview.
Control Events
Events can now be started straight from RailControl Pro as well.
Real Multi Window
Juggle with windows on iPad. Be it to host your favorite locs next to each other, or just to keep the track diagram within reach. Feeling brave? RailControl Pro also supports Stage Manager.
Dark Mode
RailControl Pro aims to blend in. Controlling your trains in a dark room, or outside in the sun? We have your back!
Keyboard Shortcuts
Pros use keyboard shortcuts. That's why RailControl Pro has them. Controlling locs with a keyboard turns out to be great.
Game Controllers
Connect up to four game controllers to your iPhone or iPad and hand it over to other people for even more fun!
Free Trial
Try RailControl Pro one week for free with the trial. After the trial period, RailControl Pro requires a yearly subscription to work.
RailControl Pro requires Märklin Central Station 2 or Central Station 3.
Märklin and Central Station are trademarks of Gebr. Märklin & Cie GmbH, registered in the U.S. and other countries. RailControl Pro is not affiliated in any way with
Gebr. Märklin & Cie GmbH.
Privacy Policy: https://www.railcontrol.pro/privacy/
Terms of Use: https://www.railcontrol.pro/terms-of-use/
- Apple App Store
- Free
- Utilities
Store Rank
- -
Rail Model Calc VS. 
RailControl ProJanuary 17, 2026