Chess Ultra allows cross-play between 4 platforms

Supported crossplay platforms
Release Date: Jun 20, 2017
Official Website: Link
Summary:
Introducing Chess Ultra; the most breathtaking chess game ever made. Experience stunning 4K visuals, seamless online multiplayer, Grandmaster approved AI and full VR compatibility.
Genres and Themes: Simulator Sport Strategy Quiz/Trivia Indie
Supported crossplay platforms:
Chess Ultra is supporting cross-play across multiple platforms. Currently it is possible to play together with your friends on Windows PC, Playstation 4, XBox One and Nintendo Switch. Be aware that Chess Ultra has mutually exclusive combinations. That means not all listed platforms are able to crossplay with each other. Check out all possible combinations in the sidebar.
Supported game modes:
  • Single player
  • Multiplayer
Supported player perspectives:
  • First person