Compare calculators
Both calculators run independently — change the inputs on either side to compare results.
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.
Probability
Multiple Dice Probability Calculator
Calculate the probability that multiple dice produce a specific sum, or a sum greater or less than a target. Perfect for tabletop RPG players and probability students.
Fill in the required fields to see your result.
Key differences
| Dice Roll Probability Calculator | Multiple Dice Probability Calculator | |
|---|---|---|
| Category | Probability | Probability |
| Inputs required | 3 | 4 |
| Result | Probability | Probability |
| What it does | 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. | Calculate the probability that multiple dice produce a specific sum, or a sum greater or less than a target. Perfect for tabletop RPG players and probability students. |