Download size

How many GB is :3?

0.5 GB

That is less than the typical Indie game, which needs about 3 GB.

Leave at least 6 GB free: games need headroom to unpack updates.

The figure is the storage Steam lists as required for this game, not a measured download.

:3 s̶a̶v̶e̶s̶ ̶t̶e̶h̶ ̶w̶o̶r̶l̶d goes from a red place to a blue place in search of a more colorful life, while chasing balls of yarn across switches and potentially dying a lot and solving puzzles.