Free Random Number Generator
🎲 Random Number Generator
Random Number Generator Tool Guide
Random Number Generator Guide
How to Use This Tool
Set Your Range:
Enter minimum value in “Min” field
Enter maximum value in “Max” field
Click “Generate Number” for a random number within your range
Copy the result with one click
Key Features
✔️ True Randomness: Uses JavaScript’s Math.random()
✔️ Range Flexibility: From -∞ to +∞ (limited by browser capabilities)
✔️ Visual Feedback: Smooth animation on generation
✔️ Copy Function: Instantly copy results
Common Uses
Games and contests
Statistical sampling
Decision making
Password generation (when combined with other tools)
Classroom activities
Pro Tips
🔹 For multiple numbers: Keep clicking the generate button
🔹 For decimal numbers: Modify the code to use Math.random() * (max - min) + min
🔹 Negative ranges work perfectly (e.g., -100 to 100)
Example Use Cases
Purpose | Min | Max |
---|---|---|
Dice roll | 1 | 6 |
Lottery numbers | 1 | 49 |
Temperature simulation | -20 | 40 |
Technical Notes
⚠️ Limitations:
Maximum safe integer in JavaScript is 9,007,199,254,740,991
Minimum value must be ≤ Maximum value