Option
Cryptographically verified random result
Pre-built Scenario Wheels
Pick from our curated library of decision wheels ready to spin instantly.
How It Works in 4 Steps
Zero signup, instant setup, and mathematically fair random outcomes.
Input Choices
Type, paste, or pick preset options into the editor panel.
Customize
Select speed, color theme, and elimination rules.
Hit Spin
Click the wheel or press Spacebar for animated physics spin.
Celebrate
Get instant sound fanfare, confetti, and shareable results.
100% Cryptographic Fairness
Uses Web Crypto CSPRNG (crypto.getRandomValues) ensuring every slice has an unbiased, mathematically equal chance.
Total Client Privacy
Your custom choices, student rosters, and contest names are saved only in your private browser storage. Zero server uploads.
Synthetic Audio & Confetti
Synthesizes real-time mechanical tick audio as pins collide and fires high-fps celebratory confetti bursts on winning draws.
Smartboard & Stream Ready
Fluid 1-click Fullscreen mode perfect for classroom smart projectors, Zoom screen shares, and Twitch/YouTube live streams.
Frequently Asked Questions
Are all numbers from 1 to 10 equally weighted?
Yes, each number has exactly a 10% (1 in 10) probability of being picked.