A Fruitful Retirement: Social Security Benefit Taking your Social Security benefits at the right time may help maximize your benefit. Related Content Can I Refinance My Mortgage? This calculator can help determine whether it makes sense to refinance your mortgage. Potential Income from an IRA Estimate your monthly and annual income from various IRA types. Immediate vs. Deferred Annuities Looking forward to retirement? It's critical to understand the difference between immediate and deferred annuities.