Roth IRA calculator 3
https://post-wiki.win/index.php/Why_You_Need_an_Inherited_IRA_RMD_Calculator_for_Your_Beneficiary_Planning
I used this Roth IRA calculator to see how much my after-tax contributions could grow over time. It was helpful to compare the tax-free withdrawals later against a traditional IRA's upfront deduction. Adjusting the income and contribution sliders showed me how even small amounts now could make a big difference decades later.