Speed-up your mortgage payments

Do you want to know how much money you can save by increasing your monthly payments? Type in your current payment, as well as the highest payment that you wish to make. You will quickly see the reduced number of payments and interest savings on your screen!

I pay more but I'm saving! How is that possible?

My current situation
Loan balance $ 
Interest rate %
Frequency of payment  Monthly
   Every two weeks
   Weekly
My current payments (princ.+int.) $
I increase my payments to $