Download size

How many GB is Neptune Island?

0.39 GB

That is less than the typical Adventure game, which needs about 5 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.

Neptune Island is a short puzzle game where you have been tasked with repairing the light of a lighthouse. The light has been out for some time, and the owner hasn't done anything to fix it. Unbeknownst to you, you have a much more difficult job ahead of you than you anticipated...