In the base game of Sims 4, the only real “multiplayer” interaction you have is the Gallery, where you can download and add rooms, Sims and even whole lots designed by other players to your game world. There is no actual multiplayer involving multiple players controlling characters in the same world in Sims 4.
Can you play Sims 4 split screen?
Unfortunately, the game does not feature any way to play with other people -- it is strictly a single player title. ... There you go -- there's no way to play multiplayer in The Sims 4 on PS4.
Does Sims 5 have multiplayer?
Multiplayer components
Electronic Arts CEO Andrew Wilson said in January 2020 that the next game in The Sims series could feature single-player and multiplayer elements.