Skip to content
Calcrivo
Smart Calculations. A Brighter Tomorrow.
Categories
Country
Guides
Tools
Resources
New
EN
Explore Calculators
Home
Categories
Search
Tools
More
Home
/
Math
/
Probability
Probability Calculators
9 free probability calculators in Math.
Birthday Problem Calculator
Compute the probability that at least two people in a group share a birthday.
Card Probability Calculator
Calculate the probability of drawing specific cards from a standard 52-card deck.
Coin Toss Probability Calculator
Calculate the probability of getting exactly k heads in n fair coin tosses.
Conditional Probability Calculator
Calculate P(A|B) using the definition P(A∩B)/P(B) with step-by-step explanation.
Dice Probability Calculator
Calculate the probability of rolling a target sum with a given number of fair dice.
Permutation and Combination Calculator
Count arrangements and selections with nPr, nCr, and repetition variants.
Probability Calculator
Compute union, intersection, complement and conditional probabilities of events.
Probability Tree Calculator
Compute compound event probabilities for a two-stage experiment using multiplication rule.
Random Number Generator
Generate cryptographically strong random numbers in any range, with or without repeats.
Probability Calculators — 9 Free Tools | Calcrivo