I like it a lot. It would be useful to be able to shrink/hide the "Results" pane so as to be able to view the map almost full-screen; at certain window sizes, the Results pane takes up nearly 50% of the screen.
I will soon be flat-hunting, and I'll definitely give Kangaroom a try.
Edit: it's also nice to see something UK-specific for once :)
I'm the author - just thought I'd see what HN's thoughts and feedback are. It's a fully responsive, retina-capable, AngularJS web application.
Did you use angular seed or did you create your own structure?
Beautiful, is this UK specific? I tried Chicago, IL to no avail ;}