how long will (IT)(disclaimer) last

The calculators and information provided by How Long Will It Last are for educational and informational purposes only and do not constitute financial, investment, tax, or legal advice. Results are estimates based on user-provided assumptions and may not reflect actual outcomes. Users should consult qualified financial professionals before making financial decisions.

Estimates, not predictions

The calculators simulate simple month-by-month compounding using the assumptions you provide. Real-world outcomes depend on many factors our tools do not model — including inflation, taxes, fees, changes in spending, healthcare costs, market volatility, sequence-of- returns risk, and unexpected life events.

No fiduciary relationship

Using this site does not create a client, advisor, fiduciary, or professional relationship of any kind between you and How Long Will It Last or its operators.

Verify before you act

Before making retirement, savings, investment, tax, or major purchase decisions, please consult a qualified professional who understands your complete financial picture. Do not rely solely on any calculator — including ours — to make decisions with long-term consequences.