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Random Number Generator Online — Free Tool

Generate precise random integers or decimals within specified ranges, supporting unique constraints.

Random Number Generator
Generate random integers/decimals locally (optionally unique-only).
Privacy note: All processing happens entirely in your browser. No data is sent to our servers.

About this tool

Random Number Generator streamlines everyday tasks—generate precise random integers or decimals within specified ranges, supporting unique constraints. Configure the options shown, generate your result, and copy it into the app you are working in.

How to use

  1. Configure the tool using the controls above.
  2. Generate or transform your content.
  3. Copy or download the result.

This page is available at /tools/random-number-generator/.

Related keywords

  • random number generator
  • rng
  • random integers
  • random decimals
  • unique random numbers

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FAQ

What is Random Number Generator?

Random Number Generator is an online productivity tool that generate precise random integers or decimals within specified ranges, supporting unique constraints.

How do I use the Random Number Generator?

Configure the options in the tool panel, generate your output, and copy or save the result for your workflow.

Is this tool free?

Yes—this tool is free to use with no account required.

Does it run locally in the browser?

Yes. Calculations and transformations run in your browser—your input stays on your device.