Random Number Generator Free Online

✓ 100% Free · Cryptographically random · No signup · Works offline

Random Number Generator

Generate random numbers, roll dice, flip coins, pick lottery numbers and more — all free and instant.

🔢 Single Random Number

Min Max

📋 Multiple Random Numbers

Min Max

Count Unique

🎲 Dice Roller

Dice type

🎲

🪙 Coin Flip

🪙

Click to flip!

🎰 Lottery Number Picker

Pick from 1 to

📝 Pick from List

Free Random Number Generator Online

Our free random number generator creates truly random numbers using your browser's cryptographic random number engine. Whether you need a single number, multiple unique numbers, lottery picks, dice rolls or coin flips — our tool handles everything in one place with zero signup required.

Common Uses

Picking a random winner for giveaways and contests
Generating lottery numbers for any lottery game
Rolling dice for Ludo, Snakes & Ladders and board games
Randomly assigning tasks or seats in classrooms
Making random decisions when equally good options exist
Generating test data for software development

Is This Truly Random?

Yes! Our generator uses the browser's built-in crypto.getRandomValues() function which generates cryptographically secure random numbers — far more random than basic Math.random() functions used in most tools.

Frequently Asked Questions

Can I generate unique random numbers?

Yes! In Multiple Numbers, check "Unique" to ensure no repeats. Perfect for lottery picks and raffle draws.

Can I pick a random winner from a list?

Yes! Use Pick from List. Enter all participant names one per line and click Pick Random. A winner is selected instantly using cryptographically secure randomness.

Is this free?

Completely free. No signup, no limits. Generate as many random numbers as you need.