Games / Puzzle / Tetr.io
Tetr.io cover art

Tetr.io

8.1 / 10Online PvPUp to 999 players

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!

Tetr.io is a puzzle/action game available on PC. It supports up to 999 players online.

Is Tetr.io crossplay?

Based on available data, Tetr.io does not have confirmed crossplay support. It is available on PC.

Genres

Tags

Online Multiplayer

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FAQ

Is Tetr.io multiplayer?

Yes, Tetr.io has multiplayer. It supports online pvp modes with up to 999 players online.

Is Tetr.io crossplay?

Based on available data, Tetr.io does not have confirmed crossplay support.

What platforms is Tetr.io on?

Tetr.io is available on PC.

How many players can play Tetr.io online?

Tetr.io supports up to 999 players in online multiplayer.

Is Tetr.io free to play?

No, Tetr.io is a paid game.

Is Tetr.io good for game night?

Tetr.io supports online pvp multiplayer with up to 999 players. Use PickThe.Games to check if it works with your group's platforms.

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Last updated September 9, 2026

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