Random Number Generator
Generate random numbers within any range. Single numbers, sets, or lists. Cryptographically random, no duplicates option. Free, instant.
Frequently asked
questions
Yes. This tool uses the browser's crypto.getRandomValues() API, which provides cryptographically secure pseudo-random numbers — suitable for security-sensitive applications.
The tool supports any integer range. However, requesting unique numbers from a very small range (e.g., 1 unique number from 1–3) is limited by the range size.