Web browserLinuxPC (Microsoft Windows)Mac
Tetr.io
81
Critic RatingAbout
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!
Playtime Estimates
Main Story100.0h
Main + Extra-
Completionist-
All Styles100.0h
Confidence: 100%Updated: 9/28/2026
Live Prices & Deals
Current store offers for selected market.
Source: No offers
Multiplayer
Online Max999 players
Similar Games
Game Info
Release Date3/20/2020
Developerosk
Publisherosk
PlatformsWeb browser, Linux, PC (Microsoft Windows), Mac
GenresPuzzle, Indie, Arcade
IGDB Rating81/100 (6)
Game Modes
Single player
Multiplayer
Battle Royale
Perspectives
Side view
Release Dates
PC (Microsoft Windows)May 22, 2020
Web browserMar 20, 2020
LinuxJul 26, 2024
MacJul 26, 2024
LinuxMay 22, 2020
+ 3 more