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RetireGrowthIndependent by design

About RetireGrowth

Who creates these tools and how to report a problem.

Last updated: 2026-10-27

A small independent project

Retire Growth is an independent project. The project builds educational tools that make retirement calculations inspectable: editable assumptions, explicit formulas and results you can export.

The first tool focuses on Coast FIRE. It separates the amount needed today from the amount needed at retirement, and shows how ongoing saving changes a possible Coast date. It does not recommend securities, allocate a portfolio or tell someone when to stop working.

Author and review status

The site and calculator are created and maintained by Retire Growth. No financial-planning qualification, adviser registration or professional financial review is claimed. Automated tests check numerical cases and input boundaries; they cannot verify a personal retirement plan.

The methodology identifies the model, sources, assumptions and limits. The calculator shows its update date. A named independent professional review will be identified only if such a review actually takes place.

Contact and corrections

Email support@retiregrowth.com with questions, accessibility problems or a calculation issue. For a numerical report, include the inputs and the result you expected. Do not include account numbers, passwords or identity documents. Sharing a scenario link also shares the numbers in that link.

Commercial relationship

The calculators are free to use. No payment, brokerage connection or investment purchase is required. RetireGrowth is independent of Ramsey Solutions, the IRS, the Social Security Administration and the sources cited in its guides. A citation is not an endorsement.

See our privacy notice, terms and educational-use disclaimer.