Guillaume Payen/SOPA Images/LightRocket via Getty Image The PS4 is a forward compatible system, meaning most of its games and a selection of other accessories are playable on the PS5. Not all apps are compatible with the PS5, however, and you might need some additional accessories or modifications to use the forward compatibility. All PS4 games released from this point on are guaranteed to be forward compatible with the PS5. Suppose you're an owner of Sony's Playstation 4, and you're thinking of upgrading to the next generation PlayStation console. In that case, there are several things you should take into consideration before deciding to put down $500 for a PS5.