Random Decision Maker
Free online random decision tool, coin flip, dice and random pick
About Random Decision Maker
Random Decision offers three modes in one tool: a coin flip (heads/tails), a six-sided dice roll rendered with pip faces, and a custom-list picker that draws one option from lines you provide. All three modes use cryptographically secure randomness from crypto.getRandomValues.
How to Use
1. Coin: click Flip Coin; result is Heads or Tails after a short spin. 2. Dice: click Roll Dice; result is 1-6 shown as a pip glyph. 3. Custom list: enter one option per line, click Pick Random to draw one. Each mode shows the result after roughly 600 ms of animation.
Cryptographic Random Source
All three modes call secureRandom(max), which fills a Uint32Array with crypto.getRandomValues and returns value % max. Coin uses max=2, dice uses max=6 (+1 for a 1-6 face), and the list picker uses max equal to the number of non-empty lines. Blank lines in the custom list are filtered out before drawing.
▶Is the randomness truly random?
▶Can I roll a dice with more than 6 sides?
▶How does the custom-list picker choose?
▶Is my data sent to a server?
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