You can access the Investing Calculator at the link below.
https://www.ramseysolutions.com/retirement/investment-calculator
The Investing Calculator is also available inside your Ramsey+ membership. To access it, sign into your account at www.ramseyplus.com. After logging in, navigate to the left menu and click on My Money. From there, select Calculators and you will be able to access the Investment Calculator.
If you're on a mobile device, select the profile icon in the upper right corner. On the profile page, select Member Benefits. This will take you to the web app version where you select the menu icon in the upper left, and then choose My Money, and Calculators.