Random Number Generator — Free RNG Tool Online

Need a random number for a giveaway, a game, or a difficult decision? Our Random Number Generator (RNG) provides a simple and fair way to pick numbers within any range. You can generate a single number or a large batch of numbers instantly, with full control over duplicates.

Range (Min - Max)

How many numbers?

Allow Duplicates

How to Use

Enter the 'Minimum' and 'Maximum' values for your desired range.
Specify 'How many numbers' you want to generate (up to 1,000).
Choose whether to 'Allow Duplicates' in your results.
Click the 'GENERATE NUMBERS' button.
View your results in a grid format, check the statistics, or copy them to your clipboard.

Fair & Unbiased

Our generator uses cryptographically sound randomizing algorithms to ensure every number in your specified range has an equal chance of being selected.

Bulk Generation

Unlike simple generators, you can create up to 1,000 random numbers at once, making it perfect for data sampling or large raffle draws.

Duplicate Control

Toggle 'Allow Duplicates' depending on your needs. For example, turn it off for picking lottery numbers or turn it on for simulating dice rolls.

How It Works

Enter

Input your data into the tool above.

Calculate

The tool processes your input instantly.

Copy / Download

Copy or download your results.

Frequently Asked Questions

Is this random number generator truly random?

It uses high-quality pseudorandom number generators (PRNG) built into modern browsers. While not suitable for high-security cryptography, it is perfectly fair for games, raffles, and statistical samples.

What is the maximum range I can use?

You can use any integer range, but we recommend keeping the numbers within reasonable limits (billions) to ensure fast calculation and display.

Can I generate decimals?

This specific tool is designed for whole numbers (integers). For decimal randomizers, check our advanced math utilities section.

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