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
Astoria and the Mysterious Realm
Join Astoria on a journey to the Quaternion realm to discover her identity as a lost princess. In this adventure, you will discover secrets & help solve math problems to restore the power of the city.
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