Open source. Free in the browser.

WoW sims that run in your browser.

Free in your browser. Pay for pool speed, solo or guild.

Everything free, in the browser.

All of these run locally on your machine.

Quick Sim
Paste a SimC profile, get a DPS number in seconds.
Best in Bags
Search your bags for the best set you already own.
Drop Optimizer
Score a loot drop against your build before you pass.
Rotations
Browse community rotations or write your own.
Rankings
Cross-spec performance snapshots from sim data.

Three things worth knowing.

Full engine in your browser
The whole simulator compiles to WebAssembly and runs on your machine. No queue, no limits.
Guild loot optimizer
Boss drops an item. The Discord bot tells you who it's an upgrade for, ranked by DPS gain.
Open source
PolyForm Noncommercial license, code on GitHub, zero tracking. Free in the browser, forever.

Ready to sim?

Paste a profile, hit run. That's it.