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 Federal Income Tax Use this calculator to estimate your income tax liability along with average and marginal tax rates. When Does Your Personal Car Become a Commercial Vehicle? At what point can you call a personal vehicle commercial? Insurance Needs Assessment: When You're Young and Single Even if you’re young and single, you should still consider protecting yourself.