Generator
Random Number Generator
Generate one or multiple random numbers between any min and max instantly.
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About this random number generator
This free random number generator uses your browser's cryptographic random source to produce unbiased, secure random integers. You can generate a single number or a list, with or without duplicates, across any integer range.
How it works
Set your minimum and maximum values, choose how many numbers you need, and click Generate. The tool uses crypto.getRandomValues for high-quality randomness. Results are shown instantly and can be copied with one click.
Frequently asked questions
- Are these numbers truly random? ▾
- The numbers are generated using your browser's built-in cryptographic random number generator (crypto.getRandomValues), which produces cryptographically secure random numbers.
- Can I generate multiple random numbers at once? ▾
- Yes. Set the quantity field to how many numbers you need and choose whether duplicates are allowed.
- What is the maximum range I can use? ▾
- You can set any integer range, including negative numbers. The default is 1–100.
- Can I use this to pick lottery numbers? ▾
- Yes. Set your range (e.g. 1–49), quantity to 6, disable duplicates, and generate.
- Is this random number generator free? ▾
- Yes, completely free. No sign-up, no download and no ads. All numbers are generated locally in your browser.