Comparing Mortgage Terms Estimate the total cost in today's dollars of various mortgage alternatives. 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 Catch-Up Contributions Workers 50+ may make contributions to their qualified retirement plans above the limits imposed on younger workers. What's My Potential Estate Tax? This calculator helps estimate your federal estate tax liability. Choices for Your 401(k) at a Former Employer Individuals have three basic choices with the 401(k) account they accrued at a previous employer.