Utility Tools
Random Number Generator
FreeNo SignupPrivate — runs in your browser
Generate random numbers online for free. Set custom ranges, generate multiple numbers, and use for lotteries, games, and decisions. No signup required.
What is Random Number Generator?
Need a random number for a game, lottery, statistics, or decision-making? Our free Random Number Generator uses cryptographically secure randomness to generate numbers in any range. Generate single values or bulk lists with customizable options including duplicate prevention.
How to Use Random Number Generator
- 1Set minimum and maximum values
- 2Choose how many numbers to generate
- 3Toggle duplicate prevention if needed
- 4Click Generate and copy results
Key Features & Benefits
Cryptographically secure randomness
Custom range with negatives and decimals
Generate up to 1000 numbers at once
Optional duplicate prevention
Frequently Asked Questions
Are the numbers truly random?
Yes, we use the Web Crypto API for cryptographically secure random number generation.
Can I set a custom range?
Yes, set any minimum and maximum value including negative numbers and decimals.
Can I generate multiple numbers?
Yes, generate up to 1000 numbers at once, with an option to prevent duplicates.