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Debt and mortgage calculators for accountants

Bring debt strategy into tax and planning conversations.

Clients ask their accountant whether to refinance, which debt to pay first, or whether to lease or buy the next vehicle. These calculators give accounting professionals a fast, clear way to answer, with the numbers on screen.

Where these calculators help

Debt questions come up at tax time

Reviewing a return surfaces the mortgage, student loans and car payments. Clients want to know what to do about them.

Several balances hide the real rate

A blended rate across every loan shows what a client is really paying overall, not just on the biggest balance.

Business owners weigh lease vs. buy and property deals

Cash flow, cap rate and total cost comparisons turn a gut call into a decision backed by numbers.

Frequently asked questions

What is a blended interest rate?

The single rate that reflects all of a client's balances together, weighted by size. The Blended Interest Rate Calculator combines multiple balances into that one rate.

Can it compare leasing and buying a car?

Yes. The Lease vs. Buy a Car Calculator compares the long-term cost of each, not just the monthly payment.

Is it free?

Yes. Calculators marked 'Open calculator' run right in your browser with no account.

Try them yourself

Calculators marked 'Open calculator' run right in your browser with no account. 'Learn more' covers the ones that are part of the full LendsightAI app.

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