Allows you to play online with people on other consoles.
Cross-buy on PS4 means you and get it on multiple Sony consoles at no extra cost. 🕹️ Key Features One Payment: Buy once, own two or three versions. Multi-Platform: Usually covers PS4, PS3, and PS Vita. cross buy ps4 meaning
Modern "cross-buy" usually refers to getting the PS5 version for free when you buy the PS4 version. Allows you to play online with people on other consoles