Cross Platform Parties are a since quite a while ago mentioned include that are at last advancing toward Rocket League. As indicated by the Summer Roadmap, players will before long have the option to enroll for Rocket League Trading Prices a remarkable id that will permit them to party up and play with players on any stage. 

Obviously Cross Platform games are as of now a piece of the game, however there's unfortunately no real way to connect up with your companion on an alternate framework.

Psyonix has set this cutoff time for this and the rest of the Summer refreshes for July-August, which means we may need to LOLGA hold up until close to the furthest limit of August to play with our cross-stage companions.