Set a range and generate random numbers in seconds.
Set a range and press “Start drawing”. Results appear here.
Sets the range to 1 – the number you pick. Nothing is drawn until you press “Draw numbers”.
D20 means a random whole number from 1 to 20; D6 is an ordinary six-sided die.
Each number is drawn independently, so repeats can happen.
No history yet. History stays in this browser only.
Results come from your browser’s cryptographically secure random generator (Web Crypto) and are turned into integers without bias. Everything runs on your device; nothing is uploaded.
Fair and fast online lucky draw with multiple prize support, winner directory, and CSV export
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Generate random integers or decimals in a range, with count, repeat, decimal places and excluded numbers, plus dice presets. It uses the browser cryptographic random source and runs entirely on your device.
It uses the browser cryptographic random source (Web Crypto) with rejection sampling to avoid modulo bias, so every eligible number in the range is equally likely.
Yes. Turn on "no repeats" and the same batch never contains a number twice. The count cannot exceed how many numbers the range holds.
No. Everything runs in your browser and nothing is sent to a server.
