Everyday Tools
Random Number Generator
Generate a set of random numbers with optional duplicate control.
Input / output
Draw result
브라우저에서는 Web Crypto API를 우선 사용하고, 외부 서버로 숫자를 보내지 않습니다.
Draw settings
- Available numbers
- Available numbers 45
- Range
- Range 1-45
- Exclude numbers
- -
Sum
136
Average
22.67
Range
1-43
Duplicate count
0
HelpOpen usage notes, examples, practical tips, and FAQ only when you need them.
What is this tool?
Random Number Generator is a browser-first tool for generate a set of random numbers with optional duplicate control. It fits into the everyday workflow and keeps the main task on one page.
How to use it
- Enter the input
Paste or edit the value in the input area. Sample values are safe placeholders for testing the tool.
- Adjust options
Choose the mode, format, unit, or count that matches the random number, lottery, number picker task.
- Review the result
Run the tool, inspect the output, then copy or download it only when the result matches your expectation.
Examples
Random Number Generator example
- Input
- Sample input
- Output
- Review the result in the browser.
Practical tips
- For large inputs, process the smallest useful sample first to keep the browser responsive.
- Ad slots are intentionally kept away from tool controls and result panes.
FAQ
What input should I use with Random Number Generator?
Use values that match the random number, lottery task, then adjust the visible options before running the tool.
Can I copy the Random Number Generator result?
Yes. Review the output first, then copy or download it when the result matches your expectation.
Can I use Random Number Generator on mobile?
Yes. The input, options, action, and result areas are designed to stack cleanly on small screens.
Will ads interrupt Random Number Generator?
No. Ad slots stay outside the input, output, and primary action areas so the tool remains usable and policy-safe.