PlayStation Network

PlayStation Network, commonly abbreviated to PSN, is the online feature for the PlayStation 3, PlayStation 4, PlayStation Portable and the PlayStation Vita. It allows one to use a game's online features, download full games, game demos, game trailers, themes, original soundtracks, and PlayStation titles on the PlayStation Store or interact with other players on PlayStation Home. In the PlayStation 4, accessing some most games' online features requires a Playstation Plus account, a paid subscription service.

PlayStation Store
List of Final Fantasy games that are available through the PlayStation Store.

Dissidia 012 Final Fantasy
Square Enix released a series of paid downloadable content for Dissidia 012 Final Fantasy, including new costumes for several characters and battle background track packs from each of the first thirteen installments of the main series.

Final Fantasy XIII-2
Square Enix released downloadable content for Final Fantasy XIII-2, which includes new weapons, accessories, costumes and special tameable monsters for the Coliseum.

Lightning Returns: Final Fantasy XIII
Square Enix released downloadable content for Lightning Returns: Final Fantasy XIII which currently include some garbs, weapons, shields, and adornments.

PlayStation Network