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Online — free, nothing to download or install.

For Windows - download & install SolveIT! on your computer

These are some of the 40 plus calculators included in SolveIT!.

  • Annuity Matrix — Two calculations. One calculates the present values, the other the possibly withdrawal amounts with interest rate and term varying along the "X" & "Y" axes.
  • Future Value Matrix — Two calculations. One calculates the deposit amounts and the other the future values as the interest rate and term varying along the "X" & "Y" axes.
  • Loan Matrix — multiple payments or loan amounts as interest rate and term varying along the "X" & "Y" axes.

The Windows matrix calculators will print out a handy reference sheet.

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