What you need to know about NerdWallet mortgage calculator

Mortgage calculator NerdWallet has just released its mortgage calculator, the latest addition to the company's portfolio of tools.It's a welcome addition for anyone who wants to find out how much they'll need to pay down their home.But how much does a mortgage cost, and what's the interest rate?NerdWallet's calculator has a few interesting details, including the following: A 30-year fixed rate mor...