How randomness works
This tool uses crypto.getRandomValues() when available, so the result is generated locally in your browser. It is intended for everyday choices and demonstrations, not regulated drawings or high-stakes decisions.
Everyday · Private in your browser
Need a quick heads-or-tails decision? Flip once or repeat as many times as you like. Nothing is uploaded and no account is required.
This tool uses crypto.getRandomValues() when available, so the result is generated locally in your browser. It is intended for everyday choices and demonstrations, not regulated drawings or high-stakes decisions.
Your flips stay on the device. The page does not need your name, email, location, or an uploaded file to work.