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Fatboy Financial Planner

Serious Planning. Less Serious Approach. Free retirement planning software with optional Pro upgrade. No subscriptions. Start free with core planning tools, upgrade once for advanced features like Roth optimization and unlimited scenarios.

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About & Contact


Who We Are

Fatboy Financial Planner is named after a favorite cat, and built by developers that were frustrated with expensive subscription-based retirement planning software. We believe powerful financial planning tools should be accessible without recurring fees. Data is data the underlying calculations will only differ slightly between sites. Fatboy Financial Planner gives you access to all of the inputs available not just the ones the will our maximize lifecycle revenue.

Fatboy Financial Planner Team
Fatboy Software Development

Our Mission

We’re dedicated to creating retirement planning software that:

We’re currently rolling the app out. Our first 200 users will be our Founding Members, and we’re actively incorporating feedback to make the software better every day.


Contact Us

Have a question? Need support? Want to share feedback? We’d love to hear from you.

Note: Clicking "Send Message" will open your default email client. Please make sure to include your contact information in your message so we can respond.

Other Ways to Reach Us

Email: fbfinancialplanner@gmail.com

Download Links:

Response Time

We typically respond to inquiries within 1-2 business days. Founding Members receive priority support.


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