Random Number Generator
Generate random numbers in a range you choose, with optional uniqueness. Uses secure randomness.
When you need an unbiased random number — for a draw, a decision, a sample or a game — Random Number Generator produces one in the range you set, using secure randomness, with an option to keep the numbers unique.
How to use random number generator
- 1. Set the minimum and maximum of your range.
- 2. Choose how many numbers and whether they must be unique.
- 3. Generate and copy the numbers.
When to use Random Number Generator
Run a fair draw
Pick a winner or an order with an unbiased random number.
Sample from a set
Generate unique random numbers to select items without repeats.
Games and decisions
Roll a number for a game or to settle a choice.
Frequently asked questions
Can I get numbers without repeats?
Yes — enable uniqueness to draw distinct numbers from your range.
How random is it?
It uses the browser's secure randomness, suitable for fair draws and sampling.
Is anything uploaded?
No — numbers are generated in your browser.