Mathematical and calculation utilities
Unit Converter
Convert between different units of measurement
Percentage Calculator
Calculate percentages, discounts, and markups
Age Calculator
Calculate age between two dates
BMI Calculator
Calculate Body Mass Index
Days Weeks Hours Converter
Convert between days, weeks, hours, and other time units
World Time Converter
Convert time between different time zones worldwide
Square Root Simplifier
Simplify square roots by extracting perfect square factors
Trigonometric Functions
Calculate sine, cosine, tangent, and their inverses
Pythagorean Theorem
Calculate missing sides of right triangles
Geometric Theorem Library
Comprehensive library of geometric theorems and formulas with step-by-step solutions
Matrix Calculator
Perform matrix operations including addition, subtraction, multiplication, determinant, inverse, and more
Scientific Calculator
Full-featured scientific calculator with trigonometry, logarithms, and history
Quadratic Equation Solver
Solve quadratic equations ax²+bx+c=0 with step-by-step solutions
Statistics Calculator
Calculate mean, median, mode, standard deviation, and more from a dataset
Fraction Calculator
Add, subtract, multiply, and divide fractions with step-by-step solutions
Roman Numeral Converter
Convert between Roman numerals and Arabic numbers
Prime Number Checker
Check if a number is prime and find prime numbers in a range
Fibonacci Generator
Generate Fibonacci sequences and find any Fibonacci number
Number Base Converter
Convert numbers between binary, octal, decimal, and hexadecimal
Tip Calculator
Calculate tip and split bill among multiple people
Fuel Cost Calculator
Calculate fuel cost and consumption for trips
GPA Calculator
Calculate GPA from grades and credit hours
Sleep Calculator
Calculate optimal sleep and wake times based on sleep cycles
Aspect Ratio Calculator
Calculate and convert image and video aspect ratios
Electricity Cost Calculator
Calculate electricity cost for appliances based on wattage and usage time