Free WordPress Plugin: This amortization calculator will show you how much your monthly payments will be and the breakdown of your payments. You can also see a graph and a pie chart of your loan’s amortization. www.calculator.io/amortization-calculator/

I wanted to find a loan calculator but all of the ones on the internet seemed to be lacking. So I created one with the features I was looking for that was simple to comprehend. No attempt to be fancy here just wanted to prototype something quickly, so it's plain old static html and javascript. These days less is more.