Random Number Generator
Pick one or many random numbers in any range — with no repeats, decimals and sorting options.
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What does the Random Number Generator do?
Numbers are produced with the browser’s cryptographically secure random generator and unbiased selection, so every value in the range is equally likely. Use “No repeats” for raffles, lucky draws and choosing winners, and decimal places for simulations and sampling.
The tool tells you if you ask for more unique numbers than the range contains.
How to use the Random Number Generator
- Enter the minimum and maximum.
- Choose how many numbers and decimal places.
- Tick “No repeats” and “Sort” as needed.
- Click Generate.
Examples
Raffle
Ticket numbers 1–250, pick 3 with no repeats → e.g. 17, 142, 203.
Dice
Range 1–6, one number per roll.
Common use cases
- Raffles, giveaways and lucky draws
- Classroom activities and games
- Random sampling for surveys
- Choosing turns or teams
Features and benefits
- Private by design — your data is processed on your device and never uploaded.
- Free with no account, no watermark and no usage limits.
- Works on phones, tablets and desktops in any modern browser.
Limitations to know
- For legally regulated lotteries, follow official audited procedures.
Frequently asked questions
Is it truly random?
It uses a cryptographically secure generator, suitable for fair draws.
Can I avoid duplicates?
Yes, tick “No repeats”.
Can it generate decimals?
Yes, up to 6 decimal places.
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