Can I Refinance My Mortgage? This calculator can help determine whether it makes sense to refinance your mortgage. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content The Fed and How It Got That Way Here is a quick history of the Federal Reserve and an overview of what it does. Comparing Investments This calculator compares the net gain of a taxable investment versus a tax-favored one. Paying Off a Credit Card Enter various payment options and determine how long it may take to pay off a credit card.