Steam Deck compatibility
iO
Sale ends Jul 9, 2026, 5:00 PM UTC
Very Positive-80%
$4.99
$0.99
- Release date
- Dec 5, 2014
- Steam Cloud
- Steam Cloud
Playable
iO is an abstract physics platformer about size and speed. Grow bigger and smaller in order to solve some of the trickiest puzzles. Reach the exit as quickly as possible and grab a gold medal as your reward!