Free Tools

Everything here is free. No sign-up required to use the tools. If something is useful, there is an option to get more by email.


The $30 Investor: Compound Growth Tool

See what small monthly contributions actually become over time. Use Simple Mode for a quick projection or My Story Mode to model your own real contribution history, including how your amount grew over the years.


The One-Income Family Budget Workbook

A guided four-step budgeting experience built around the 50/20/20/10 framework. Enter your income, see your four buckets, check your real numbers against the targets, and track your months over time. Your data saves in your browser.


Budget Calculator

A quick calculator for the 50/20/20/10 framework. Enter your monthly income and see your four categories in seconds.