UtilityKit
40+ fast, free tools. Most run in your browser only; Image & PDF tools upload files to the backend when you run them.
Random Number Generator
Generate random integers with custom min/max range, quantity, and unique option.
About Random Number Generator
Random Number Generator produces bounded random integers quickly with practical controls for minimum, maximum, quantity, and uniqueness. It supports negative ranges and returns clean output ready for copy. Use it for test data, sampling, games, and classroom activities without leaving the browser.
Why use Random Number Generator
- Generate bounded random integers fast with predictable limits.
- Use unique mode for non-repeating picks and raffles.
- Support negative ranges for testing and math scenarios.
How to use Random Number Generator
- Set minimum and maximum values.
- Choose quantity and toggle unique mode if needed.
- Generate results and copy the output list.
When to use Random Number Generator
- Picking random winners from numeric ranges.
- Creating mock inputs for QA and development.
- Generating quick number sets for games or exercises.
Frequently Asked Questions
Are min and max inclusive?
Yes, both boundaries are included.
Can I generate negative numbers?
Yes, negative and mixed ranges are supported.
What if unique count exceeds range size?
The tool warns because unique picks cannot exceed available numbers.
Is quantity limited?
Yes, the UI caps large runs for responsiveness.
Is processing local?
Yes, generation runs in-browser.