Guide

How to maximize tax-free Roth IRA growth

The biggest levers are time, contribution consistency, investment return assumptions, and staying within eligibility rules.

Start earlier when possible

More years give compounding more time to work. Even small balances can become meaningful over multi-decade horizons.

Contribute consistently

Monthly or annual contributions can both work. The calculator lets you compare schedules while keeping the annualized amount transparent.

Stress-test assumptions

Run lower, base, and higher return scenarios. A plan that only works under optimistic assumptions may need a larger contribution or longer horizon.

Browse example scenarios