PlayStation has announced it's free games for the month of September that PlayStation Plus subscribers will get to play. A full breakdown can be seen here and a brief look can be seen below.
inFamous: Second Son, PS4
Strike Vector Ex, PS4
Truck Racer, PS3
Handball 2016, PS3
We Are Doomed, PS Vita (Cross buy with PS4)
Hatoful Boyfriend, PS Vita (Cross buy with PS4)