Tetr.io is an arcade developed by osk on Linux, Mac, PC (Microsoft Windows) and Web browser.
What Tetr.io is
Tetr.io was developed by osk. It is available on Linux, Mac, PC (Microsoft Windows) and Web browser. It runs on JavaScript.
The premise, in the publisher's words
Tetr.io is a modern yet familiar online stacker developed by osk. Play against friends and foes all over the world, or claim a spot on the leaderboards - the stacker future is yours!
How it plays
It is played from a side view perspective. It supports multiplayer for up to 999 players online. Available modes: Battle Royale, Multiplayer and Single player.
Official trailer
Sourced from the publisher’s YouTube channel. See all 2 videos →
Screenshots
All media
Quick answers
Tetr.io — frequently asked questions
Does Tetr.io have multiplayer?
Yes. Tetr.io supports multiplayer for up to 999 players online.
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