Coin Toss — Flip a Coin Online, Instantly

Tap the screen or press Space to toss

History History

No records yet. Results appear here (up to 20).

Features

🎯

Strictly 50:50

Uses crypto.getRandomValues instead of Math.random() for cryptographic-grade randomness — no bias, no tricks.

🪙

Multiple Coins

Toss up to 10 coins at once. Each coin animates independently with individual results and a summary total.

✏️

Custom Labels

Replace 'Heads/Tails' with any text — great for quick decisions like 'Pizza/Sushi' or 'Yes/No'.

🔗

URL Sharing

Settings (labels, coin count, weight) sync to URL parameters. Share the link and anyone opens the same setup.

🔊

Sound & Haptics

Metal flip and catch sounds via Web Audio API. On mobile devices, vibration feedback is also supported.

📋

Auto-saved History

Results are saved to LocalStorage — up to 20 entries. History persists across page reloads.