** Global Game Jam 2012 Winner **
** IndieCade Festival 2014 Finalist **
** GDC Best In Play 2015 - Honorable Mention **
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."
iO - A Physics Platformer
A physics platformer about size, speed and momentum unlike anything you’ve ever seen before!
Grow, shrink, roll, leap and climb in this unique puzzler featuring over 225 challenging mazes 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!
FEATURES
- Play with size, weight and mass to reach the exit as fast as possible!
- Over 225 puzzles to solve and more coming in future updates.
- 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.
We've added 75 new levels for your playing pleasure. But beware! The Irresistible level pack will be a true challenge of your iO gaming skills, featuring a brand new set of the most challenging levels you've come across.
We've also spiced up the graphics a little bit, fixed a small bug and added GameVice support.
Lines the Game 
Turmoil 
Turmoil+ 