Dice Roller & Coin Flip
Roll virtual dice and flip coins with realistic 3D animations. Free online dice roller for D&D, board games, and decision making. Supports D4, D6, D8, D10, D12, D20.
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What is Dice Roller & Coin Flip?
A virtual dice roller and coin flip simulator that uses true randomness from the Web Crypto API. Roll standard dice (D4 to D20) or flip a coin with realistic animations, sound effects, and history tracking.
Key Benefits
- True randomness via Web Crypto API — no pseudo-random patterns
- Realistic 3D dice animation with physics-based movement
- Multiple dice types for RPGs and board games
- Coin flip with sound effects and celebration animation
- Complete history tracking for both dice and coin flips
- No data sent to any server — 100% private
Common Use Cases
- •Dungeons & Dragons and other tabletop RPGs
- •Board games that require dice
- •Teaching probability and statistics
- •Decision making when you are stuck
- •Settling friendly disputes
How to Roll Dice and Flip Coins
- Choose your dice: Select the dice type (D4 to D20) and the number of dice you want to roll.
- Roll the dice: Click the "Roll" button to roll. Watch the realistic 3D animation!
- See your results: View individual dice results and the total sum. History is saved automatically.
- Flip a coin: Switch to the Coin Flip tab and click "Flip Coin" for a quick decision.
Key Features
- Multiple dice types: D4, D6, D8, D10, D12, D20
- Roll up to 10 dice at once
- Realistic 3D animation with physics
- Coin flip with 3D rotation effect
- Sound effects for dice rolls and coin flips
- Celebration confetti on max rolls
- Complete history tracking
- Copy results to clipboard
- Web Crypto API for true randomness
- 100% private — no server communication
Frequently Asked Questions
Is the dice roll truly random?
Yes! We use the Web Crypto API (crypto.getRandomValues) which provides cryptographically secure random numbers — much better than Math.random().
Can I use this for D&D?
Absolutely! We support all standard D&D dice: D4, D6, D8, D10, D12, and D20. You can roll multiple dice at once.
Is my data private?
100%. Everything runs in your browser. No data is ever sent to any server. History is stored only in your browser.
How many dice can I roll at once?
You can roll up to 10 dice simultaneously. History keeps your last 50 rolls.