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. Related Content Starting a Roth IRA for a Teen This early financial decision could prove helpful over time. What Is the Dividend Yield? This calculator helps determine your pre-tax and after-tax dividend yield on a particular stock. Historical Inflation This calculator shows how inflation over the years has impacted purchasing power.