Random Number Generator
Set a range, choose how many, and generate. Every number is equally likely.
Runs entirely in your browser — nothing is uploaded to a server.
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Uses your browser's cryptographic random generator (the same one used for passwords), so every number is equally likely.
Frequently asked
Is it really random?
It uses your browser’s cryptographic random generator — the same source used for passwords — so every number in the range is equally likely.
Can I get numbers with no repeats?
Yes, “No repeats” is on by default — handy for raffles and draws.
Can I use it for a giveaway?
Yes. Number the entries, set the range to match, and generate.









