1. A method of providing a computer implemented game comprising: displaying one or more on-screen objects in accordance with the computer implemented game; accepting input from a user of the computer implemented game; responsive to receiving input from the user, updating the one or more on-screen objects according to one or more game rules using one or more computer processors; receiving a notification from a game server, over a network, that the user of the computer implemented game has completed a gameplay specific task in a second computer implemented game, wherein the second computer implemented game is provided on a separate platform from the computer implemented game; and responsive to receiving the notification from the game server, providing a reward to the user in the computer implemented game.