Resources

See the trade-offs before you decide.

Free tools to help you understand what a financial choice does to everything else competing for your money.

Auto Loan Equity Calculator

See when your car puts you underwater and when you break even.

Use the calculator →

Lifestyle Trade-Off Calculator

See how lifestyle spending changes your savings rate.

Use the calculator →

Lifestyle Trade-Off Calculator

Your lifestyle already determines your savings rate—even if you never chose it deliberately.

Change the numbers and watch the trade-off between spending today and saving for tomorrow. Most people don’t realize they’ve already chosen their savings rate.

Use this if:

  • You feel like you should be saving more but aren’t

  • You’re not sure where your money is actually going

  • You want to see the trad-eoff between lifestyle and freedom

Before you decide how much to spend:

Auto Loan Equity Calculator

Your car isn’t just a payment. It’s a balance-sheet decision.

Project your loan balance against depreciation to see when you’re underwater, when you break even, and what the purchase does to your net worth. I built this after watching people unknowingly go $10K+ negative on their cars.

Use this if:

  • You're buying a car in the next 6 months

  • You’ve ever rolled negative equity

  • You don’t know your break-even point

Before you sign your next loan:

One decision at a time is useful. Seeing how they all connect is better.

These tools make individual trade-offs visible. The DAD Plan connects spending, savings, debt, reserves, retirement, college, and the rest of your goals so you can see what every dollar is competing with.

Not ready for a Test Drive? Stay in the loop.