This website uses cookies to ensure you get the best experience on our website. By clicking "Accept", you agree to our use of cookies. Learn more
Probability Quiz & Games
🎲 Probability Quiz & Games 🎯
Learn, play, enjoy probability!
🧠 Probability Quiz
🪙 Guess the Coin Toss
🎲 Roll Two Dice
🃏 Card Draw Probability
🔁 Random Number Sequence
Simulate n draws from range 1–range and test for repeats.
Coincidence Generator & Probability Simulator
Coincidence Generator & Probability Simulator
Explore surprising coincidences and understand their probabilities!
Random Coincidence Scenario
"You think of someone and they call you immediately."
Think about this coincidence — is it really that unlikely? Let's explore probabilities together.
Birthday Paradox Calculator
Find out the probability that at least two people in a room share the same birthday.
For 23 people, the probability that at least two share a birthday is about 50.73%.
Coin Toss Probability Calculator
Calculate the probability of getting exactly k heads in n coin tosses.
Probability of getting exactly 5 heads in 10 tosses is approximately 24.60938%.
Dice Roll Probability Calculator
Calculate the probability of rolling a specific sum with a given number of 6-sided dice.
Probability of rolling a sum of 7 with 2 dice is about 16.66667%.
Lottery Odds Calculator
Calculate your odds of winning a lottery by choosing k numbers from a total of n numbers.
Odds of winning by choosing 6 numbers from 49 total numbers is about 1 in 13,983,816 (~7.15E-6%).
Random Number Repeat Simulator
Calculate the probability that in n random draws (from 1 to range), at least one number repeats.
Probability of at least one repeat in 23 draws from 1 to 365 is about 50.72972%.
Learn More About Coincidences & Probability
Coincidences often feel mysterious, but many can be explained by probability and statistics.
These calculators help reveal the surprising math behind everyday events.
Experiment with different values to understand odds, probability distributions, and paradoxes.
Seattle is a vibrant tech hub known for its innovative software applications and startups. With a bustling tech scene and a high concentration of tech talent, the city offers a fertile ground for the development of cutting-edge software apps. In this blog post, we'll explore the chances and probabilities of success for software apps in Seattle.
Seattle is a bustling city known for its vibrant culture, stunning natural beauty, and innovative technology scene. In recent years, the city has seen a growing interest in chances and probability-based SMS services, which have been gaining popularity among residents looking for a fun and convenient way to engage with their surroundings.
Seattle, also known as the Emerald City, is a vibrant and diverse metropolis in the Pacific Northwest region of the United States. With its stunning waterfront views, iconic landmarks like the Space Needle, and thriving arts and culture scene, Seattle is a popular destination for tourists from around the world. One important aspect to consider when planning a trip to Seattle is finding the right hotel that suits your needs and budget. In this blog post, we will explore the chances and probabilities of finding the perfect hotel in Seattle.
