Welcome to SIMMER 2.0!

We just rewrote the entire site and relaunched on Feb 15, 2025.

Need the old site? https://legacy.simmer.io

Need help? Got feedback or found a bug? support@simmer.io, discord

-Rocco, simmer.io founder

simmer.io

simmer is a place for unity developers to host their games on the web for free. join 137,984 developers who have uploaded over 94,920 games to the site.
Upload a game
Feb 15, 2025: We just relaunched! Anything broken? support@simmer.io | discord | old site
About Us
simmer.io is a place for indie game developers to share their games to the web browser with a single drag and drop. We've been compared to YouTube, but for games!
We support Unity WebGL games, with more platforms coming in the future.
Articles
How do I get video to work for Unity WebGL? This is one of my number one questions and I finally have a tutorial for it. These ...more
You might know that you can embed your SIMMER games into other websites (like a personal website, or wordpress site). You simply ...more
Hola a todos, mi nombre es Alejandro Zamora y soy el Manejador de la Comunidad para simmer.io. Es posible que me hayas visto com ...more
Hey there everyone, my name is Alejandro Zamora and I'm a Community Manager for simmer.io. You may have seen me comment on some ...more
There's a simple way to add an external link in Unity WebGL, that will work with simmer or any other site that embeds your game ...more