Polyphony Digital
Polyphony Digital Inc., a subsidiary of Sony Interactive Entertainment Inc., is a software developer entity. Originally a development group within Sony Interactive Entertainment, the creators of Gran Turismo established Polyphony Digital Inc. in 1998.
Cumulative sell-through sales of PlayStation® software titles developed by Polyphony Digital Inc. have exceeded 80.4 million (*) units worldwide.
*As of May 5, 2018