Free tools to analyze investments and master your finances

How will your wealth grow?

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Financial Calculators

Rental Property vs Index Fund

Traditional real estate metrics leave a lot to be desired. This calculator provides a full picture for how a real estate deal may build your wealth over the long run, taking into account many more factors, such as

  • Tax benefits (depreciation, 1031 exchange)
  • Income growth over time
  • Property appreciation
  • ...and much more
Analyze Deals
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Compare Mortgages

Thinking about refinancing or buying a new property? See how a loan will affect your net worth long-term, and directly compare different financing options

  • Which loan is best for your long-term net worth?
  • Should you purchase points?
  • How long will it take to recover your upfront costs?
Compare Mortgages

Blog

15 vs 30 year mortgages - What does the math say?

15 vs 30 Year Mortgage Analysis

In this post, we take a deep, analytical look at the impact of 15 and 30 year mortgages for wealth building, and the numbers lead to some very surprising findings!

Continue Reading

About

CT

My name is Chris Talley, and I'm a software engineer with a passion for personal finance. Disappointed with the lack of rigor in the financial analysis tools that are available online, I often find myself putting together complicated spreadsheets in order to answer important financial questions. I created the Rational Riches website to help others gain a rigorous understanding of their most important financial decisions.

🚨 I am not an accountant or financial advisor 🚨All information provided here should be verified and vetted by you, your family, and your financial counsel.

Thank you for visiting Rational Riches. Feel free to contact me if you have any problems, questions, or requests about this project.

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