Free to play
All games are free to play in your browser. No account is needed.
As is
The games are small experiments, provided as they are. Some things may break or change, and games may be updated or removed at any time.
Be decent
Don't submit offensive nicknames or messages, try to cheat leaderboards, or attack the site. I may remove scores or content that breaks these rules.
Ownership
The games, artwork and text on TwentyFun belong to their creator. Please don't copy or re-host them without permission. Sharing links is always welcome.
Health & tests
Tests like hue, rhythm or memory challenges are for fun only and are not medical, psychological or professional assessments.
Liability
TwentyFun is not liable for any loss or damage from using the site, to the extent permitted by law.
Privacy
How data is handled is described in the Privacy Policy.
See the Privacy Policy or get in touch. Last updated: 18 October 2026.