General purpose, scientific, percentage, fractions, statistics, and more
Greek letters, LaTeX symbols, and uses in math and physics
Type expressions naturally — no buttons needed
Classic button-style calculator
Trig, logs, powers, roots, and constants
Calculate percentages, increases, and decreases
Add, subtract, multiply, and divide fractions
Calculate powers and nth roots
Natural log, log base 10, and custom bases
Statistical averages from a set of numbers
Calculate variance and standard deviation
Greatest common divisor and least common multiple
Convert between binary, octal, decimal, and hex
Generate random numbers within a range
Is it prime? Factorization and nearby primes
Solve ax²+bx+c=0 with roots and vertex
C(n,r) and P(n,r) calculator
Divisors, bases, perfect/prime/abundant
Nth root, square, cube, and 4th root of any number
Simplify ratios, scale to a total, equivalent ratios
Round to sig figs, scientific and engineering notation
Convert between standard form and scientific notation
Slope, y-intercept, equation, angle, and distance
Solve any triangle: SSS, SAS, ASA, AAS, SSA
Radius, diameter, area, and circumference
Find any side of a right triangle plus angles and area
Weighted mean with dynamic value/weight pairs
Convert between integers and Roman numerals
Increase/decrease, absolute change, and reverse calc
Convert decimals to fractions and vice versa
Evaluate sigma notation over a range of integers
All 6 trig functions plus inverse trig (arcsin, arccos, arctan)
Calculate z-scores, percentiles, and reverse z-score
Calculate confidence intervals for a population mean
Basic, complement, union, conditional, and binomial probability
P-values for z-tests, t-tests, and chi-square tests
Probability distributions and roll simulator for any dice
Convert between probability, decimal, fractional, and American odds
Volume, surface area, and lateral area of a cylinder
Volume, surface area, and great circle from any known value
Volume, surface area, and slant height of a cone
Area, perimeter, and diagonal of a rectangle
Volume and surface area for 6 common 3D shapes
Midpoint, distance, and slope between two 2D points
Euclidean and Manhattan distance in 2D or 3D space