Comparing Roon to Squeeze in this matter is not entirely fair: Squeeze has been around for ages, while Roon is a feisty one year old. Also: the best remotes, skins, ports to other OSes, etc. have come from the community – not from our friends at SlimDevices/Logitech.
The upcoming Roon API will create possibilities for third party/community solutions as well. You may want to read @brian’s remarks here: