Random Number Generator

Generate cryptographically secure random numbers. Set range, count, and sorting options.

Frequently Asked Questions

Are the numbers truly random?

Yes — the tool uses the Web Crypto API (crypto.getRandomValues) for cryptographically secure randomness.

Can I generate decimals?

Yes — enable the "Allow decimals" option to generate numbers with decimal places.

What range can I use?

Any integer range from -999,999,999 to 999,999,999. Decimals can use any precision up to 10 places.

Can I prevent duplicate numbers?

Yes — enable "No duplicates" to generate unique numbers only (requires range larger than count).