What is it?
An easy-to-use interface to allow iPhone®, iPad®, and iPod touch® users to link to their model railroad with the popular JMRI® software, or the MRCWi-Fi module on an MRC™ Prodigy system.

What is it for?
To control a model railroad using a wireless connection to a digital command control (DCC) system.

Can I use it?
If you have the necessary equipment, or operate at a location which does, Yes! See our checklist. Please verify before downloading the App.

Can I try it first?
A free version, WiThrottle Lite, is also available.

Is there a manual?
Yes! You can find the manual here.

iPhone running WiThrottle
Download on the App Store