Free car cost tools

Estimate the real monthly cost before the deal gets expensive.

Compare the loan payment, insurance, taxes, fees, fuel or charging, repairs, warranty risk, and state-level assumptions in one planning workflow.

Static pages 222
State-level tools 153
Planning clusters Loan, insurance, EV, repair

A better car budget starts after the payment

Most car shopping conversations collapse the decision into one monthly payment. That leaves out insurance, charging or fuel, maintenance, registration, taxes, dealer fees, repairs, and coverage requirements on financed vehicles.

Use the calculators first, then use the guides to check the details that can change the deal: credit profile, full coverage, GAP, out-the-door price, EV charging, and warranty risk.

Core tools

Popular calculators

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High-cost decisions

Guides by topic

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Insurance decisions

Financed-car coverage, GAP, deductibles, force-placed coverage, teen drivers, and refinance-adjacent insurance questions.

Loan and credit

Credit score impact, preapproval, co-signers, applications, and bad-credit financing tradeoffs before you apply.

EV ownership

EV charging, home charger costs, tax-credit planning, battery risk, and EV vs gas monthly cost comparisons.

Buying costs

Out-the-door price, dealer fees, title and registration, sales tax, trade-in tax credits, and inspection costs.

Repairs and warranties

Extended warranties, service contracts, CPO coverage, high-mileage costs, and post-warranty repair planning.

Local defaults

Compare car costs by state

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Built for estimates, not advice

The calculators use standard amortization math, NAIC state insurance data, and editable planning assumptions. They help compare scenarios before you request lender, dealer, insurer, tax, registration, or repair quotes. They are not offers, approvals, insurance quotes, warranty recommendations, or financial advice.