Download size

How many GB is Three Alpha One Nine?

12 GB

That is more than the typical Platform game, which needs about 2 GB.

Leave at least 20 GB free: games need headroom to unpack updates.

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

A modern approach to platformers and adventure where speed, precision, and curiosity are not only required, but rewarded. As robot 3A19, jump, run, and boost your way through a wide range of locations throughout time and space.