Didnt see a thread about War thunder here so...here it is
Gameplay is similiar to World of Tanks with match based system but with historical vechicle specifications.
http://warthunder.com/en/game/technics
Anyway game is free has 350+ American,British,German,Russian and Japanse planes and about 100 German and Russian tanks
http://warthunder.com/en
game is still developed and there will be American,British and Japanese tanks, also ships gameplay will arrive sometime 2015 (they say)