Random Number Generator
Draw unbiased random integers in a range, with optional uniqueness.
Runs in your browser
How the Random Number Generator works
- 1
Add your input
Fill in the fields above — minimum — using the inline hints as a guide. Required fields are validated before anything runs.
- 2
Processing happens in your tab
The calculation runs in JavaScript on your own device: no upload, no queue, no server round-trip.
- 3
Read, copy or download the result
Output appears directly under the workspace. Copy it, download it, or adjust the input and run again as often as you like.
Why use it
- Free and unlimited: Random Number Generator runs without sign-up, credits or watermarks.
- Private by design, because your data is processed on your own device.
- Built for miscellaneous tools work, and linked to related tools so you can chain steps quickly.
- Works on desktop and mobile, with keyboard-accessible controls and readable output.
Supported input and output
- Input this tool understands: numeric values.
- Results can be copied to the clipboard or downloaded where a file makes sense.
Privacy and data handling
- Your content never leaves the browser tab — there is no upload endpoint for this tool.
- Nothing is stored on our servers, and closing the tab discards the working data.
- No account is required, and the tool works the same whether you are signed in or not.
- Recently used tools are kept in your browser's local storage only, so you can clear them at any time.
Common uses
- People reach this page looking for “random number generator” — that is exactly what it does.
- People reach this page looking for “miscellaneous tools” — that is exactly what it does.
Ratings and reviews for Random Number Generator
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Frequently asked questions
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