Free Lottery Odds Calculator – Find Your Real Chances of Winning

Ever wondered what your real odds are of winning the lottery? With Lottery Expert’s free Lottery Odds Calculator, you can instantly calculate your chance of hitting the jackpot — for any lottery in the world.
Choose from popular games like Powerball, Mega Millions, EuroMillions, or enter your own custom draw setup (number of balls, bonus balls, and pool sizes).

Plus, try our fun extras — flip a coin or roll a dice — and see how random luck really works!

How to Use Our Lottery Odds Calculator

1. Choose a Preset or Go Custom: Select Powerball, Mega Millions, EuroMillions, or input your own game.
2. Enter Main Balls & Picks: Specify total main balls (e.g., 70) and picks required (e.g., 5).
3. Add Bonus (Optional): Include bonus ball range and picks (e.g., 1 from 25) for full odds breakdown.
4. Calculate Instantly: View odds for jackpot, partial matches, and overall winning chances.

Our tool uses proven mathematical formulas to deliver precise results, helping you understand the true math behind lotteries. Pro tip: Did you know the odds of winning Powerball are 1 in 292 million? Test it yourself!

Why Use Our Easy Lottery Probability Calculator?

• Ultra-Simple Inputs: Only main balls, picks, and optional bonus—no jackpot or prize details needed.
• Popular Presets Built-In: Jump right into Powerball, Mega Millions, or add your local lotto.
• Instant, Math-Backed Results: Combines hypergeometric probabilities for main + bonus scenarios.

Whether you’re a casual player or strategy buff, this tool demystifies odds so you play informed. Explore presets to find games with better shots at prizes.

Try Your Luck

Not ready for big numbers? Have fun with our coin toss and dice roll simulators — test your luck before the next draw!