Mortgage Calculator Use this calculator to view the total interest and total payment for a mortgage based on the loan amount, years of payments, and annual interest rate you enter. Mortgage Refinance Breakeven Use this calculator to determine if you should refinance your mortgage and when you will break even. Loan Amortization Calculator Use this calculator to calculate a loan amount based on your desired monthly payment or to calculate a monthly payment based on a loan amount. Buying vs. Leasing - Auto Use this calculator to determine if you should lease or buy your next vehicle. Children's Education Savings Use this calculator to evaluate and determine if you need to make changes to your college savings plan. Retirement Income Planner Use this calculator to evaluate your retirement income plan. Regular IRA vs. Roth IRA - Annual Contribution Use this calculator to determine whether a regular IRA or a Roth IRA is right for you. Social Security Benefits Use this calculator to estimate your Social Security benefits. Required Minimum Distributions The IRS requires that you withdraw at least a minimum amount - known as a Required Minimum Distribution - from your retirement accounts annually, starting the year you turn age 70-1/2. Determining how much you are required to withdraw is an important issue in retirement planning. Use this calculator to determine your Required Minimum Distributions. 72(t) Calculator The IRS Rule 72(t) allows for penalty free, early withdrawals from retirement accounts. This allows you to begin receiving money from your retirement accounts before you turn age 59 1/2 without the normal 10% penalty. Use this calculator to determine your allowable 72(t) Distribution and how it can help fund your early retirement.