Puzzle together in this modern yet familiar online stacker!
Publisher’s description
What is TETR.IO?
TETR.IO by osk is proprietary Windows software in the pc games category.
Installation and requirements
The publisher provides EXE (NSIS) installers for 64-bit Windows. The main installer is 92.0 MB. A silent install is possible with the installer’s documented switches.
Updates and version history
The current version is 10.0.0, released on October 21, 2025. The version history goes back to May 31, 2021: 3 releases, all linked to the official files. That is about 0.7 releases a year. The last update is more than a year old.
Pros / Cons
Pros
- Documented silent install
Cons
- Proprietary licence: check the terms and price
- No native ARM64 build
- No update for more than a year
In short: TETR.IO is a pc game tool for 64-bit PCs. Updates have slowed down. Administrators can deploy it unattended.
Is TETR.IO safe to download?
- The file is served by tetr.io; check that it is the publisher’s official mirror
- The download link uses HTTPS
- A SHA256 hash is published, so you can verify the file:
AEBD453C53EC3EDAF1EB3942206199AE1E1C00284D458BA8A00010BDB67975C0· Open the VirusTotal report for this hash - The link answered when we last checked it (October 22, 2026)
- ExeAtlas does not host, wrap or modify installers
Related guide: How to check a file’s SHA256 hash on Windows
Recent versions
All 3 versions ›3 versions over 4 years · about 0.7 a year
| Version | Date | Size | Files |
|---|---|---|---|
| 10.0.0Latest | October 21, 2025 | 92.0 MB | 64-bit EXE (NSIS) |
| 9.0.0 | May 3, 2024 | — | 64-bit EXE (NSIS) |
| 8.0.0 | May 31, 2021 | — | 64-bit EXE (NSIS) |
Install from the command line
Silent install ›winget install --id osk.tetr -e"TETR.IO Setup.exe" /SRelated guide: How to use winget: install and update apps
Information
Ratings and reviews
No reviews yet. Be the first to rate it.
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Frequently asked questions
Is TETR.IO free?
TETR.IO is proprietary (closed-source) software (licence: Copyright © 2025 osk). Whether it costs money depends on the edition: check the publisher’s site for prices and free tiers.
Is TETR.IO safe to download?
The download comes from tetr.io; ExeAtlas does not host or change the file. Compare its SHA256 hash with the one shown here, or open the VirusTotal report for that hash.
How do I install TETR.IO with winget?
Open PowerShell or Windows Terminal and run the winget command shown on this page. winget downloads the official installer and checks its SHA256 hash before running it.
Can TETR.IO be installed silently?
Yes. The silent install page lists the exact command for each installer.
Does TETR.IO run on ARM (Windows on Arm)?
There is no ARM64 build; Windows 11 on Arm can run the 64-bit version through emulation.
Where can I download an older version of TETR.IO?
The versions page lists all 3 versions with links to their official installer files, back to May 31, 2021.
What are alternatives to TETR.IO?
RetroArch, OpenTTD, Steam, Celestia and PPSSPP. The alternatives page compares them.
