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
WormRoyale.io
What would happen if worms get bigger and arena spaces get smaller? In this game, you have to do whatever it takes to survive and dominate by getting gems and crushing other worms. Will you worm your way to being the king of this game?!

Controls:
Mouse to move
Click to boost
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