Rock paper scissors

Fun & miscellaneous //en/tools/rock-paper-scissors

Loading tool

The tool is loaded only when you open it.

All processing for this tool happens in your browser. Your input is not sent to a server.

About this tool

Choose rock, paper, or scissors to start a round. The computer uses the browser's secure random source, and the record lasts for the current page session.

Common uses

Play a quick round of rock paper scissors.
Compare results across several rounds with a running record.

How to use it

1.Choose rock, paper, or scissors.
2.View the computer's choice and the round result.
3.Keep playing, or clear the record to start over.

Limits and notes

The record exists only in the current page session; the game cannot choose for the computer if Web Crypto randomness is unavailable.

Frequently asked questions

Is the computer's choice random?

Yes. The tool uses crypto.getRandomValues in the browser to select the computer's choice.

Does the record survive a refresh?

No. It stays in page memory and is cleared when you refresh or leave the page.