Terraria is an action-adventure sandbox game, developed by Re-Logic. The game was originally released for Microsoft Windows on May 16, 2011 and has since been released for other PC, console, handheld and mobile platforms. Terraria contains the exploration, craft, construction and combat of different beings in a procedurally generated 2D world. Terraria received a generally positive critical reception upon release, with direct comparisons to Minecraft and praise for its sandbox elements. By May 2019, the game had sold in over 27 million copies across all platforms.