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Random Number Generator

Generate a truly random number between a custom range.

Click generate to get a random number
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What is the Random Number Generator?

The Random Number Generator is a fast, free online tool that picks a truly random number within any custom range you set. It features a fun slot-machine animation and keeps a history of your previous numbers.

Perfect for Giveaways and Raffles

If you are running an Instagram giveaway, a company raffle, or a classroom lottery, fairness is critical. Instead of picking a name out of a hat, simply assign everyone a number and use this tool to determine the winner. The rolling animation adds suspense and excitement to the drawing!

How Random is it?

This tool uses your device's built-in pseudo-random number generation algorithm (PRNG). It calculates a value between 0 and 1, scales it to your specific Min/Max range, and rounds it to the nearest whole number. For all everyday purposes (games, raffles, decisions), it is statistically fair and completely unbiased.

How to use this tool

  • Enter your minimum value (e.g., 1).
  • Enter your maximum value (e.g., 100).
  • Click the large \"Generate\" button.
  • Watch the \"rolling\" animation as the tool picks your random number! Your last 10 generated numbers are saved in the history log below.

Frequently Asked Questions

Yes! You can set the Minimum value to a negative number (e.g., -50) and the Maximum to a positive number (e.g., 50), and the tool will pick a random number anywhere across that scale.
Yes. Both the Minimum number and the Maximum number you enter are included in the pool of possible outcomes.
Yes. Because every generation is an independent random event, it is mathematically possible (though statistically unlikely depending on your range) to get the exact same number back-to-back.

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