Random Number Generator
⚡ Generate Numbers
What Is a Random Number Generator?
A random number generator (RNG) is a free online tool that produces unpredictable numbers within a range you choose. You can generate one number or many, with or without duplicates, and even pick decimals. It is perfect for games, contests, lotteries, sampling, and decision-making.
Why Use Our Random Number Generator?
Our tool uses cryptographically secure randomness when available in your browser. It runs entirely on your device, offers useful presets like dice and playing cards, and includes sort and unique options. No signup, no ads, no limits.
Key Features
- ✅ Custom range — any min and max
- ✅ Multiple numbers — up to 100 at once
- ✅ No duplicates mode — great for lotteries
- ✅ Decimal support — for precise random values
- ✅ Sort options — ascending or descending
- ✅ Quick presets — dice, deck, ranges
- ✅ 100% private — nothing leaves your browser
How to Use
- Set your minimum and maximum values.
- Choose how many numbers you want.
- Select options: unique, decimals, sort order.
- Click 🎲 Generate.
- Copy your numbers with one click.
Perfect For
❓ Frequently Asked Questions
Is this random number generator free?
Yes, our random number generator is 100% free with no signup and no limits.
Are the numbers truly random?
Yes. When your browser supports it, we use crypto.getRandomValues() which is cryptographically secure.
Can I generate multiple numbers without duplicates?
Yes! Enable “No duplicates” and the generator will make sure every number is unique.
Does it work on mobile?
Yes, fully responsive on phones, tablets, and desktops.
