When you buy a game with the Cross-Buy feature from the PlayStation Store, the licenses for all supported platforms are automatically added to your digital library.

is a digital licensing feature that allows users to purchase a game once and receive versions for multiple PlayStation platforms at no additional charge. Originally introduced in August 2012 to bridge the gap between the PlayStation 3 and PlayStation Vita, the initiative later expanded to include PlayStation 4 and PlayStation 5. How Cross-Buy Works

While many indie games support this feature, several major titles were pioneers of the program:

: Some classic PS1 titles purchased on older hardware can be added to PS4 and PS5 libraries for free if they are available on those platforms. Notable Cross-Buy Titles