iO artwork$4.9981%Very Positive

iO

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!

Screenshots

From the Steam store

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?

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.

Games like iO

See all
circloO

circloO

circloO is a colorful physics platformer in a round level. The level grows, so you'll have to avoid and use obstacles in everchanging ways.

91% of 23 Steam reviews are positive$4.99
Osmos

Osmos

Enter the ambient world of Osmos: elegant, physics-based gameplay, dreamlike visuals, and a minimalist, electronic soundtrack.

86% of 698 Steam reviews are positivePlayers online now: 1$9.99
I Am Coin

I Am Coin

Life is tough when you're small change. Make every Cent count in this physics-based challenge and Become Savings!

98% of 53 Steam reviews are positive$3.19
Deleveled

Deleveled

Master momentum in this unique jumping game that features no jump button!

94% of 71 Steam reviews are positive$9.99
iso-Sphere

iso-Sphere

Colorful puzzle-platformer.

47% of 19 Steam reviews are positive$4.99
IIN

IIN

IIN is a puzzle platformer where you are a soul that controls cubes, overcoming challenges to bring them to the portal which is their goal.

67% of 36 Steam reviews are positive$1.49
Oik

Oik

Oik is a small, calm physics puzzler about one job: get the blue block onto the blue platform and keep it there for 3 seconds.

90% of 1,639 Steam reviews are positive$0.72
OVIVO

OVIVO

Switch between black and white to flip gravity and ride the border between two worlds.

89% of 428 Steam reviews are positive$9.99
NightSky

NightSky

Nominated as a IGF Seamus McNally Finalist, NightSky is an ambient action-puzzle game that offers a gameplay experience unlike any other—cerebral…

91% of 328 Steam reviews are positive$9.99
Skala

Skala

Skala is a puzzle game about changing the scale of the world.

87% of 324 Steam reviews are positiveFree
Paperball

Paperball

It's time to get rolling! Navigate tricky passages, pull off crazy stunts and get ready to fall off a lot!

96% of 204 Steam reviews are positive$6.99
Spectraball

Spectraball

Spectraball combines elements of platforming, puzzle solving, addictive gameplay, and stunning visuals to deliver an experience that sets a new…

78% of 432 Steam reviews are positive$4.99
Turmoil

Turmoil

Lease land, hunt for oil with dowsers and rigs, and outbid three rivals in a colorful 19th century rush that plays differently every time.

92% of 13,210 Steam reviews are positivePlayers online now: 111$12.99
Lake

Lake

Deliver letters around a quiet lakeside town in 1986, talk with its people, and decide how Meredith's story ends.

87% of 4,548 Steam reviews are positivePlayers online now: 18$7.99
Briquid

Briquid

Briquid is a simple yet challenging water physics puzzle game.

96% of 24 Steam reviews are positive$4.99
Lines

Lines

Lines is an abstract ‘zen’ game experience where form is just as important as function.

86% of 70 Steam reviews are positive$4.99
Team Racing League

Team Racing League

In this unique 3 on 3 racegame, it's up to you and your teammates to finish before the opposing team does.

92% of 13 Steam reviews are positive$9.99