What is a random number generator?
A random number generator picks numbers from a chosen range so each result is unpredictable within the rules you set.
Free Tool
Random Number Generator
A random number generator picks integers or decimals from a range you choose, then returns unpredictable results that match your quantity, sorting, and duplicate settings.
Use it as a number picker for tests, games, classroom activities, mock data, sampling, and quick decisions.
Generator
Set the range
Options
Number type
Sort results
Current integer range contains 100 possible values.
Results
Random numbers
No numbers yet
Choose a range and generate one number, a sorted sample, or a long copyable list for testing, games, lessons, and quick decisions.
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FAQ
Random number questions
Can I generate more than one random number?
Yes. Set the quantity to create one number, a short sample, or a longer copyable list of random numbers.
Can random numbers be unique?
Yes. Turn off duplicates to generate unique integers or rounded decimals from the available range.
Can I generate decimal random numbers?
Yes. Switch to decimal mode and choose how many decimal places each generated number should include.
Is this random number generator free?
Yes. You can generate and copy random numbers for free without signup.