iO (2014) — Release Date, Cheats, Price & Requirements

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…

73 5 December 2014

What iO is

iO is an indie game developed by Gamious and released in 2014. It is available on PlayStation 4, PlayStation Vita, Xbox One, Linux, Mac and PC (Microsoft Windows). It runs on Unity.

The premise, in the publisher's words

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?

Description from the publisher · source

How it plays

It is played from a side view perspective. Its themes are action. It is a single-player game with no multiplayer component. There are 39 achievements to unlock.

How it was received

iO holds a critic score of 73 out of 100. That places it above 45% of the 5,098 rated indie games in our database, which average 72. Games released in 2014 averaged 69, so it scored 4 points above the year average.

What you need to run it

The minimum specification calls for 2 GB RAM and DX9 (shader model 2.0) capabilities. At 2GB of RAM, it will run on essentially any working PC — that is below what a budget laptop ships with today. Both tiers are compared side by side on the requirements page, and you can check your own parts against them without installing anything.

Full requirements and PC checker →

What it launched against

iO launched on 5 December 2014, within three weeks of Dragon Age: Inquisition, Far Cry 4, Tales from the Borderlands and Super Smash Bros. for Wii U. All of them reviewed better. It arrived 1 year into the PlayStation 4's life, so it was built for hardware developers already knew well.

Released around the same time: Dragon Age: Inquisition, Far Cry 4, Tales from the Borderlands, Super Smash Bros. for Wii U.

iO — frequently asked questions

When did iO come out?

iO was released on 5 December 2014 for PlayStation 4, PlayStation Vita, Xbox One, Linux, Mac and PC (Microsoft Windows).

What are the minimum PC requirements for iO?

At minimum, iO needs 2 GB RAM, DX9 (shader model 2.0) capabilities graphics, 250 MB available space of storage.

How many GB is iO?

The PC system requirements give two figures: the minimum line says "250 MB available space" and the recommended line says "500 MB available space". Plan for the larger one, since the developer has not said which is current. Updates can add to that, and console versions have their own sizes, which are not listed here.

Key facts