Currently working on a Xamarin Android app, with the hope to eventually roll out an iOS version as well. The current "tech team" consists of a couple of web developers, hacking away on a Xamarin Android app in our spare time, learning as we go.
Check out the the page on volunteer match: http://www.volunteermatch.org/search/opp1220409.jsp
And our github repo:
Get in touch via the volunteer match page if interested!