Finance
5 unitsCAGR Calculator
Calculate Compound Annual Growth Rate for investments over time.
Compound Interest Calculator
Visualize how your money grows over time with the power of compound interest. Calculate savings goals and investment returns.
Mortgage Amortization Calculator
Calculate monthly mortgage payments and view amortization schedules.
ROI Calculator
Calculate Return on Investment (ROI) to measure profitability.
Stock Recovery Calculator
Calculate the percentage gain required to recover from a stock market loss and visualize the mathematical asymmetry.
Geometry
3 unitsDistance & Slope Calculator
Calculate the distance and slope between two points on a Cartesian plane.
Pythagorean Theorem Calculator
Calculate the missing side of a right triangle. A² + B² = C².
Volume Calculator
Calculate the volume of various geometric shapes including cubes, cylinders, spheres, and cones.
Math & Algebra
6 unitsBase Converter (Binary / Hex)
Convert numbers between Binary, Octal, Decimal, and Hexadecimal systems.
Exponent Calculator
Calculate the power of a number. Raise a base to an exponent (x^y).
Logarithm Calculator
Calculate logarithms with any base. Solve for log_b(x) instantly.
Percentage Calculator
Solve percentage problems quickly: X is what percent of Y? What is X% of Y? Calculate percentage increase or decrease.
Square Root & Nth Root Calculator
Find the square root, cube root, or any nth root of a number.
Scientific Notation & Sig Figs
Convert numbers to scientific notation and round to significant figures.
Physics & Engineering
4 unitsDensity Calculator
Calculate Density, Mass, or Volume. rho = m / V.
Kinematics & Free Fall
Solve SUVAT equations for constant acceleration motion.
Ohm's Law Calculator
Calculate Voltage, Current, or Resistance. V = I * R.
Projectile Motion Calculator
Calculate range, max height, and flight time of a projectile.
Statistics
3 unitsBasic Statistics Calculator
Calculate mean, median, mode, range, and more from a list of numbers instantly.
Probability Distributions
Explore Normal (Gaussian) and Binomial probability distributions.
Permutations & Combinations Calculator
Calculate Permutations (nPr) and Combinations (nCr). Understand the difference between ordered arrangements and selections.