Random Number Generator
Generate random numbers in a range.
About Random Number Generator
Random Number Generator is a free online generator that creates useful output in seconds. Generate random numbers in a range. It is designed for creators, developers, students and office users who need quick results without signup or installation. Adjust the settings, generate the result, then copy or download it for your project, document, website or workflow.
How to use
- 1Enter the prompt, text, URL, color or settings required for the generator.
- 2Choose any length, style, format or output options available on the tool.
- 3Click generate to create a fresh result.
- 4Preview the output and generate again if you want a different version.
- 5Copy, download or save the final result for your project.
Features
- Free to use with no account required
- Works in a modern desktop or mobile browser
- Simple interface designed for fast repeat use
- Results are easy to copy, reuse or download
- Creates fresh output instantly from your chosen settings
- Useful for design, coding, content and productivity projects
Privacy
ToolHub is built with privacy in mind. Random Number Generator is designed to process your input with minimal friction, and most browser-based tasks happen locally whenever possible. For best privacy, avoid entering passwords, private financial records or highly sensitive personal information into any online tool, and clear the input area after you finish.
Frequently asked questions
Is the number truly random?
Yes — it uses crypto.getRandomValues, which is statistically uniform across the requested range.
Can I generate unique numbers only?
Yes. Toggle Unique to ensure no number repeats within the batch (range must be large enough).
What is the largest range supported?
Roughly ±9 quadrillion (JavaScript safe integer range).
Can I use this for a lottery?
For fun draws yes. For regulated lotteries use an auditable platform.
Are negative numbers supported?
Yes — set min to a negative value to include negatives in the range.