Basic Statistics Calculator
Compute mean, median, mode, variance, standard deviation, sum, and more for lists of numbers.
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Finance
Net Present Value (NPV) Calculator
Calculate the net present value (NPV) of an investment or project. Enter your initial investment, discount rate, and future cash flows to see if your project is profitable.
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Finance
Credit Card Payoff Calculator
Estimate how long it will take to pay off your credit card debt, or what payment you need to be debt-free by a target date. See your interest, payoff time, and a full schedule.
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Mathematics
Inequality Solver
Solve simple linear inequalities of the form ax + b [<, <=, >, >=] 0 and get interval solutions.
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