Download size

How many GB is Prism?

0.73 GB

That is less than the typical Strategy 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.

Enjoy 100 mind-bending levels in this light-based puzzler. Use your mouse to point, click and scroll to use mysterious tools to reflect, bend, filter, separate, mix, split, unblock, teleport, and polarize light to reach the goals.