iO is a physics platformer about size speed and momentum unlike anything you’ve ever seen before! Optimized for the NVIDIA SHIELD grow shrink roll leap and climb in this unique puzzler featuring over 150 challenging mazes and one-of-a-kind gameplay that includes portals inverted gravity vehicles and more! Share your times with friends on the global leaderboards and become a time/space legend!


TouchArcade: 4 out of 5 - "For those who enjoy playing with balls iO has plenty to show you."
AppleNApps: 4 out of 5 - "iO is a finely crafted platformer that keeps things fresh making it well worth picking up."
Gamezebo: 4 out of 5 - "It's packed with unique style and mechanics that give it an edge over similar titles."

** Global Game Jam 2012 Winner **
** IndieCade Festival 2014 Finalist **
** GDC Best In Play 2015 - Honorable Mention **

FEATURES
- Play with size weight and mass to reach the exit as fast as possible.
- Over 225 challenging puzzles to solve
- Intuitive touch controls.
- Make new friends and compete against old ones on the Global Leaderboards.
- Unlock new achievements.
- Unique and wide variety of gameplay mechanics including gravity manipulation portals vehicles and more.
- Retro-futuristic visuals.

*Note that the visual enhancements only work on NVIDIA powered devices and the game may look slightly different on your device compared to the screenshots.