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Random Number Generator

▸About this tool

Generate cryptographically secure random numbers in any range. Integers or decimals, with or without duplicates.

▸Privacy and details

Your files never leave your device.

Fast browser processing with no account required.

Optimized for desktop and mobile with accessible controls.

▸How to use
  1. Set the minimum and maximum values for your range.
  2. Choose how many numbers to generate (1 to 10,000).
  3. Toggle integer-only, allow/disallow duplicates, or sort the results.
  4. Click Generate and copy the results.
▸Why use this tool

From lotteries and statistical sampling to game development and security testing, truly random numbers are essential. This generator uses the browser's crypto.getRandomValues() for cryptographic-quality randomness: far better than Math.random().