For anyone shopping for a car in the next 6 months
Buying a car toolkit
Cars are the second-largest purchase most people make and the one where the dealer controls the framing. These calcs let you show up with your own numbers — payment, total cost, and what the car will be worth when you sell it.
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Auto Loan Calculator
Given price, down payment, rate, and term, this is the actual monthly payment. Bring it to the dealer, not the other way around.
Open calculator - 2
Vehicle Depreciation Calculator
A new car loses 20-30% of its value the first year. Model resale before you sign — the true cost of ownership is price − resale, not just the loan.
Open calculator
Save your progress
Each calculator remembers your last inputs on your device, so you can leave and come back to any of these without losing your numbers. Every step also has a Share this calculation button that copies a link with your inputs baked in — useful for talking things through with a partner or advisor.