well you go to the app store, go to search, and type in doodle jump. There are 2 versions - regular and free. The regular version is 99 cents. You can play with 9 different backrounds(themes) and you get a multiplayer option. in the multiplayer you can play against your friends or with anyone around the world.Is Doodle Jump free?
Doodle Jump is a free vertical jumping game in which you try to leap onto platforms without falling down. Avoid enemies or holes in the wall as they will put an end to your climb.