This tab is the main tab where all loan information is entered

This tab can be used to enter extra principal payments. Payments can be added
as Repeating - Same amount is added to each payment between the start and end dates
or Lump Sum - One time payment to be applied on the given date.

This tab is used to show the actual payment detail. Here you will be able
to see each payment and how extra payments affect the balance. You will also be able to view cummulitive principal and interest payments.

This tab is used to show a visual representation of Principal to Interest ratios. The less red in the graph the better off you are. This also shows a summary of princial and interest payments.

This tab shows information on the life of the loan including payoff date, Total Interest Paid and Total Amount Paid.
If you make extra payments it will show you how much those extra payments saved you in both the lenght of the loan and money.

This tab is informational only to display how the loan is calculated.

This shows how you can have multiple loans open at one time to compare how extra payments or different interest rates or terms can affect a loan.
In the above example it shows the affect of a $400 extra payment compared to an $800 extra payment.