Explore with ASTRA:
Cross the space dodging all kinds of obstacles with Astra. Move along three rails dodging, jumping or passing under all kinds of traps and avoid meteorites.
Be careful, the rails are incomplete and you can fall into the void.
Use your mouse or finger to move in any direction, jump or crouch.
Playing superwings subway free online game support all smartphones or tablets, such as iPhone, iPad, Samsung and other Apple and android system.