Random Number Generator
Generate truly random numbers in any range, roll dice, or pick lottery numbers.
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True Randomness in the Browser
This tool uses the browser's crypto.getRandomValues() API to generate cryptographically secure random numbers — far better than Math.random() which uses a pseudorandom algorithm.
Common Uses for Random Numbers
- Lottery and raffle number picking
- Tabletop RPG dice rolling (d4, d6, d8, d10, d12, d20)
- Random sampling and statistical studies
- Decision making and random selection