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An Apple and Windows WiThrottle client for JMRI.

Train Throttle for Apple and Windows devices lets you use your Apple or Windows device as a JMRI/WiThrottle control. You can access up to function 68 (0-28 on Windows), as well as control multiple units on the fly, toggle switches, and set routes.


What’s New

By Drew
July 5th 2025

A note on Apple's liquid glass theme.

If you were hoping for liquid glass to be available on iOS 26 and macOS Tahoe's release, let me rip the bandaid right off. I won't be adopting it until iOS 27. The reasons are 2-fold:...

By Drew
Dec 5, 2024

While doing absolutely nothing important, I ran across a video of someone who posted a video of the view of their layout from the cab of an engine.

That's pretty cool I thought to myself. For a while, another Withrottle app has had the ability to take photos from within the app. While it's a neat idea, I never really understood what it would bring to the experience that the default camera app couldn't.

But this, seeing the video - it was a "Eureka!" moment. The collaboration between myself and Tom of ChooChooVision started around 10pm, and by 3am I had a working prototype. This is the power of SwiftUI, a well architected application, and an awesome dev ;)...