Random Number Generator
Last updated: June 1, 2026Random numbers in any range.
Random Number Generator is a free online tool to random numbers in any range. It runs entirely in your browser, so your files never leave your device — nothing is uploaded. There's no sign-up, no watermark, and it works on any modern browser on desktop or mobile.
How to use Random Number Generator
The Random Number Generator produces one or many random numbers in any range, with an option for no repeats. It uses your browser's cryptographic random source, so results are genuinely unpredictable. Free and runs in your browser.
- 1Set the minimum and maximum.
- 2Choose how many numbers and whether to allow repeats.
- 3Generate and copy the results.
Truly random
Uses crypto.getRandomValues, not a weak Math.random seed.
Unique mode
Generate numbers with no repeats for draws and lotteries.
Free & private
Runs on your device with no sign-up.
Random Number Generator — frequently asked questions
How random are the numbers?
They come from the browser's cryptographically secure random generator, which is suitable for draws and games.
Can I get numbers with no duplicates?
Yes — turn on 'No repeats' to draw unique numbers, like for a raffle.
Is it free?
Yes, completely free.
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Send it to someone who needs it or save the link for later.
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