3rd/4th February: Apotheon (PS4)
3rd/4th February: Transistor (PS4)
3rd/4th February: Thief (PS3)
3rd/4th February: Yakuza 4 (PS3)
3rd/4th February: Rogue Legacy (PS4, PS3, PS Vita Cross Buy)
3rd/4th February: Kick and Fennick (PS Vita)
All games will be available January 3rd in the US and January 4th in Europe
US Source: http://blog.us.playstation.com/2015/01/29/playstation-plus-februarys-free-games/
EU Source: http://blog.eu.playstation.com/2015/01/29/playstation-plus-february-transistor-yakuza-4-thief-rogue-legacy/