Final Fantasy 25th Anniversary Ultimate Box is a box set of the Final Fantasy main series to commemorate the Final Fantasy 25th Anniversary.

It includes the following games:

- Final Fantasy (PS1)
- Final Fantasy II (PS1)
- Final Fantasy III (PSP)
- Final Fantasy IV (PS1)
- Final Fantasy V (PS1)
- Final Fantasy VI (PS1)
- Final Fantasy VII International (PS1)
- Final Fantasy VIII (PS1)
- Final Fantasy IX (PS1)
- Final Fantasy X (PS2)
- Final Fantasy XI Vana'diel Collection (PS2)
- Final Fantasy XII (PS2)
- Final Fantasy XIII (PS3)

The box also includes a 25th anniversary video, the Final Fantasy 25th Anniversary Crystal Art Works artbook, a two-disc compilation of music, Final Fantasy 25th anniversary artwork on a stand by Yoshitaka Amano, and an item code for "Mogu Mogu" earrings in Final Fantasy XIV. It was exclusive to Square Enix's e-Store.