Random Number Generator
Free • No signup • Runs in your browser
Generate random numbers within a range with optional uniqueness.
100% Private
Files are processed locally in your browser and never uploaded to a server.
Instant Results
No queues, no waiting — get your output the moment you click.
No Signup
Free to use with no account, no email, and no watermarks.
Works Everywhere
Runs on any modern device — desktop, tablet, or mobile.
What is Random Number Generator?
Random Number Generator is a free, browser-based utilities tool that generate random numbers within a range with optional uniqueness. Everything runs in your browser, so your files are processed on your device, not on our servers.
How it works
Upload your file or data by dragging and dropping or browsing your files.
Adjust the available settings to your preference and preview changes in real time.
Click the process button to run the tool.
Download or copy your result instantly — no waiting, no email required.
Perfect for
- Generate random numbers within a range with optional uniqueness
- Quick everyday calculations and unit conversions
- Processing, formatting, and cleaning text data
- Generating random values and test data
Why use it
- 100% browser-based — your files are processed on your device
- Free, with no signup or account required
- Instant results with no processing queues
- Works on any device — desktop, tablet, or mobile
- No watermarks on your output
Frequently asked questions
Is Random Number Generator free?
Yes, Random Number Generator is free to use, with no hidden fees.
Is Random Number Generator safe to use?
Yes. Random Number Generator runs in your browser, so your files are processed on your device, not on our servers.
Do I need to install anything to use Random Number Generator?
No. Random Number Generator is a web-based tool that works in any modern browser — Chrome, Firefox, Safari, or Edge. Just open the page and start using it.
How does Random Number Generator work?
Random Number Generator is a utilities tool that generate random numbers within a range with optional uniqueness. Add your file, adjust the available settings, and get your result right away, all processed in your browser.
Does Random Number Generator work on mobile?
Yes. Random Number Generator is fully responsive and works on desktops, tablets, and mobile phones. The interface adapts to your screen size automatically.
Are there any limits when using Random Number Generator?
Random Number Generator has no daily usage caps and adds no watermarks. Because it runs on your device, very large files depend on your device's memory.
Ready to use Random Number Generator?
Free, instant, and runs entirely in your browser. No download, no signup, no limits.
Takes less than 10 seconds