Statistics
Statistical calculators for data analysis, probability, and more.
17 calculators in this category
GPA Calculator
Calculate weighted GPA from letter grades and credit hours.
Grade Calculator
Calculate weighted average or what you need on your final exam.
Password Generator
Generate strong cryptographically random passwords.
Ohm's Law Calculator
Calculate voltage, current, resistance, and power (V=IR).
Density Calculator
Calculate density, mass, or volume using ρ = m/V.
Half-Life Calculator
Radioactive decay — find remaining quantity, time, or half-life.
Wavelength Calculator
Calculate wavelength, frequency, and wave speed (λ = c/f).
Kinetic Energy Calculator
Calculate kinetic energy, mass, or velocity (KE = ½mv²).
Force Calculator
Newton's Second Law: find force, mass, or acceleration (F=ma).
Gravitational Force Calculator
Newton's Law of Gravitation: F = Gm₁m₂/r².
Statistics Calculator
Calculate mean, median, mode, standard deviation, and variance.
Percentage Change Calculator
Calculate percentage increase, decrease, or difference between values.
Probability Calculator
Calculate basic probability, combinations, and permutations.
Subnet Calculator
Calculate network address, broadcast, host range, and mask from CIDR notation.
Molar Mass Calculator
Calculate molar mass of any chemical formula with element breakdown.
Love Calculator
Calculate love compatibility between two names — just for fun!
Engagement Rate Calculator
Calculate social media engagement rate for Instagram, TikTok, YouTube, and Twitter.