Throw random darts

Choose how many darts to throw per click. Points are uniform in [-1, 1] × [-1, 1]; the running fraction inside the circle estimates π.

Total darts
0
Inside circle
0
Fraction inside
0.0000
Monte Carlo π estimate
0.0000
This page includes browser-side CSV logging and a placeholder for a shared server endpoint if you want all participants writing to one common file.
Last batch: 0 darts Saved rows: 0 Log mode: browser CSV only

If you later deploy a shared endpoint, set window.LOG_ENDPOINT to that URL.