Compare calculators
Both calculators run independently — change the inputs on either side to compare results.
Probability
Coin Flip Probability Calculator
Calculate the exact probability of getting a specific number of heads in a fixed number of fair coin flips. It applies the binomial formula, so it is ideal for statistics homework, game design, and making sense of random streaks.
Fill in the required fields to see your result.
Probability
Dice Roll Probability Calculator
Compute the probability of rolling any target sum with any number of multi-sided dice. It counts the favorable combinations and divides by all equally likely outcomes, which is perfect for board-game and tabletop RPG design.
Fill in the required fields to see your result.
Key differences
| Coin Flip Probability Calculator | Dice Roll Probability Calculator | |
|---|---|---|
| Category | Probability | Probability |
| Inputs required | 2 | 3 |
| Result | Probability | Probability |
| What it does | Calculate the exact probability of getting a specific number of heads in a fixed number of fair coin flips. It applies the binomial formula, so it is ideal for statistics homework, game design, and making sense of random streaks. | Compute the probability of rolling any target sum with any number of multi-sided dice. It counts the favorable combinations and divides by all equally likely outcomes, which is perfect for board-game and tabletop RPG design. |