Random Number Generator
Pick a winning number, roll dice, or generate random test data instantly.
Result
Ready to generate
True Randomness at Your Fingertips
Whether you're settling a bet, picking a lottery number, or simulating dice rolls, our RNG tool gives you unbiased results every time.
RNG Features
Gaming & Fun
Simulate D20 rolls for D&D or pick a random winner for a contest.
Unique Mode
Generate a set of numbers without any duplicates (perfect for lottery picks).
Test Data
Create large datasets of random integers for software testing.
How It Works
The Random Number Generator runs entirely in your browser using JavaScript. Unlike other tools that send your data to a server, we process everything locally on your device. This guarantees 100% privacy and blazing fast speed.
- No server interaction – data never leaves your device
- Instant results since there is no network latency
- Works offline once the page is loaded
- Free to use with no usage limits
How to Use
Define Range
Set the Minimum and Maximum values for your numbers.
Settings
Choose how many numbers to generate and if they should be unique.
Generate
Click the button to get your random numbers.
Frequently Asked Questions
Is it truly random?
Can I generate a lottery number?
Related Tools
Sort Numbers Online
Sort a list of numbers in ascending or descending order. Handles large lists and various delimiters.
Generate List of Numbers
Generate a sequence of numbers with custom start, end, and step values.
Filter Numbers
Filter a list of numbers based on conditions like range, even/odd, or greater/less than.
The Random Number Generator is maintained by CodeItBro. We aim to provide the best free developer tools on the web. If you have feedback or suggestions, please visit our contact page.