Simply Backgammon offers a full list of online backgammon play features which includes support for almost all devices, mobile, tablets, laptops and desktops with no download or installations. Features include player ratings (ELOs), doubling-cube, play variations; nackgammon, longgammon and hypergammon. Play private or allow watchers. Money-Play match rules. Automatic match save for play at own pace stop and restart. Simple, safe registration. Affordable memberships provide full access and unlimited play. Support for clubs.