About a month. Threes! came out on February 6 [1], while 2048's git repository started on March 5 [2] and the game was first published about a week after that.

About a month. Threes! came out on February 6 [1], while 2048's git repository started on March 5 [2] and the game was first published about a week after that. [1] http://www.theverge.com/2014/2/6/5361708/threes-ipad-iphone-puzzle-game http://www.theverge.com/2014/2/6/5361708/threes-ipad-iphone-... [2] https://github.com/gabrielecirulli/2048/commit/f4d95b66723cd2a3f3bc9db6956320a8db4703df https://github.com/gabrielecirulli/2048/commit/f4d95b66723cd...