InvestaCalc is a investment and loan amortization calculator. There are a total of 18 financial functions which include the ability to compute the future value of periodic and lump-sum investments, beginning value of periodic withdrawals, and generate simple amortization tables. There are several more financial and investment functions included. Calculate the Effective Annual Rate, the Future Value of Uneven Cash Flow, Probability Distributions, and even the ability to calculate the CAPM Rate of Return.