WOW Sony does not stop giving with Playstation Plus. Next month is arguably the best ever! Will update when US February content is announced.
Ps3:
Sleeping Dogs
F1 Race Stars
Quantum conundrum
PS Vita:
Wipeout 2048
Lumines: Electric Symphony
Leaving the Plus Service in February:
6th February: BioShock 2
6th February: Ratchet and Clank All 4 One
6th February: Cubixx HD
13th February: Jet Set Radio
20th February: Pinball Arcade
Entering the Plus Service in February:
6th February: Sleeping Dogs
6th February: Quantum Conundrum
6th February: F1 Race Stars
13th February: WipEout 2048
20th February: Lumines Electronic Symphony