
Calculators
NerdWallet’s Business Loans Calculators
Use our selection of business loan calculators to help you estimate costs and figure out how much financing you can afford.
NerdWallet's calculators help you make confident and informed decisions for your small business.
Built With SMBs in Mind
Every calculator is built and reviewed by NerdWallet’s writers and editors — real people with decades of expertise to help you plan your next business move.
Always up to date
Loan rates, typical terms and fees are reviewed regularly, so you're never calculating with outdated numbers.
Free and unbiased
No sign-ups, no strings. Results are never influenced by business relationships.

Ryan Brady, small-business writer at NerdWallet.
Business financing calculators
Business Loan Payoff Calculator: Extra Payments and Early Payoff
See how much you might save in interest by making extra payments on your small-business loan, or by paying it off early.
Invoice Financing Calculator: Estimate Loan Amount, Fees and APR
Use this calculator to estimate your funding amount, total fees, APR and more before choosing an invoice financing company.
Business Loan Refinance Calculator: Should I Refinance?
Use our free business loan refinance calculator to see if refinancing makes sense for your business.
Business Loan Calculator
Calculate monthly payments and interest costs based on your loan amount, loan term and APR.
Equipment Loan and Leasing Calculator
Use this equipment loan and leasing calculator to estimate monthly payments and total cost of financing or leasing business equipment.
SBA Loan Calculator: Estimate Payments on 7(a), 504 Loans
Use our calculator to estimate the total costs of an SBA loan, including monthly payments, interest and guarantee fees.
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