iO is a physics platformer in which you control a ball. By growing or shrinking the ball you can influence its speed and weight. Use these mechanics to gain momentum and make your way through the levels. Toy with the laws of physics, solve the puzzles and reach the exit as quickly as possible. Can you win the gold medal in all levels?
Key Features:
225 challenging levels to solve, including the extra tough Impossiball Levels.
Crafty mechanics like inversed gravity, portals, tricycles and movable objects.
Leaderboards in all levels to race against your friends and other iO players.
Bronze, Silver and Gold medals to earn.
Dual Stick controller support.
windows Minimum
OS: Windows XP+
Memory: 2 GB RAM
Graphics: DX9 (shader model 2.0) capabilities
Storage: 250 MB available space
Directx: Version 9.0
windows Recommended
OS: Windows XP+
Memory: 2 GB RAM
Graphics: DX9 (shader model 2.0) capabilities
Storage: 500 MB available space
Directx: Version 9.0
macosx Minimum
OS: OS X 10.6+
Memory: 2 GB RAM
Graphics: DX9 (shader model 2.0) capabilities
Storage: 250 MB available space
macosx Recommended
OS: OS X 10.6+
Memory: 2 GB RAM
Graphics: DX9 (shader model 2.0) capabilities
Storage: 500 MB available space
linux Minimum
OS: Ubuntu 10.10+
Memory: 2 GB RAM
Graphics: DX9 (shader model 2.0) capabilities
Storage: 250 MB available space
linux Recommended
OS: Ubuntu 10.10+
Memory: 2 GB RAM
Graphics: DX9 (shader model 2.0) capabilities
Storage: 500 MB available space
To activate the game, you need a Steam Account
Login or register at the official Steam Website and download Steam client
Install and start application, login with your Account name and Password
Click the Games Menu.
Choose Activate a Product on Steam...
Follow the onscreen instructions to complete the process
After the successful code verification, go to the "MY GAMES" tab and start downloading.
News & Updates
2025-11-10
Get Double Amount of Extra Event YXP and Grow with YUPLAY
As previously promised, we are going to be making YXP events on the more regular side of things and here is the next opportunity for you to get a double amount of YXP from an Extra Event, which will help you grow to the next level tier by taking advantage of it properly! We have prepared a special promo event that is going to present you with the option to get 100 YXP instead of the usual 50 YXP…
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