Random Number Generator
Generate random numbers in any range. Perfect for games, testing, lottery picks,...Generate random numbers in any range. Perfect for games, testing, lottery picks, or statistical sampling with cryptographic security option.
Quick Presets
Generator Features
Why Use Random Number Generator?
Any Range
Generate random numbers in any range from tiny to massive with up to 3 decimal places.
Cryptographic Security
Optional Web Crypto API for cryptographically secure random number generation.
Unique Numbers
Generate only unique numbers to avoid duplicates in your results.
100% Private
All generation happens in your browser. No data is sent to any server.
Statistics
View min, max, average, and sum of generated numbers instantly.
Quick Presets
One-click presets for dice, coin flip, lottery, and percentage generation.
Common Uses for Random Numbers
Games & Dice
Roll virtual dice, flip coins, or generate random values for board games.
Testing & Development
Create random test data, seed values, or sample datasets for software testing.
Lottery & Draws
Generate lottery number combinations with unique, sorted results.
Statistical Sampling
Create random samples for research, surveys, and statistical analysis.
How It Works
Set Your Range
Enter minimum and maximum values, quantity, and decimal places. Or use a quick preset.
Configure Options
Toggle unique numbers, sorting, and cryptographic security as needed.
Generate & Copy
Click Generate to create random numbers. View statistics and copy results.
Tips & Information
Use Presets for Speed
Click a quick preset to instantly configure common scenarios like dice rolls, coin flips, or lottery picks.
Lottery Setup
For lottery numbers: set range to 1-69, quantity to 5, enable 'Unique only' and 'Sort results' for a ready-to-use combination.
Unique Limit
When using unique numbers, the range must be at least as large as the quantity. For example, you need range 1-10 to generate 10 unique integers.