iO

by Gamious

Steam · Very Positive

Steam Facts

Data current as of Apr 25, 2026. We re-crawl reviews and metadata every 14 days.

Steam Sentiment83

Very Positive

This puts the game in the top 30% of all reviewed games on Steam.

Quick Stats

Reviews

140en

235 total (all languages)

Current as of Apr 25, 2026

Released

Dec 5, 2014

Price

$4.99

Velocity

0/day

—

Metadata current as of Apr 25, 2026 · Source: Steam

Market Reach

Not enough reviews yet to estimate (235/500).

About

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!

Sentiment History

Sentiment over time

Playtime Sentiment

Sentiment by time invested

· 140 post-launch reviews

73%44 rev

<2h

88%25 rev

2-10h

86%50 rev

10-50h

89%18 rev

50-200h

100%3 rev

Sentiment is consistent across all playtime ranges — players feel the same way whether they've played 2 hours or 200.

Competitive Benchmark

Compared to 226 similar games in the Action genre released in 2014.

Sentiment vs. similar gamesTop 24%

Popularity vs. similar gamesBottom 37%

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iO