Free Financial & Utility Calculators

Every CalcPick tool in one place — accurate, instant, and free. Pick a calculator below to get started.

Finance Calculators

Calculate your monthly mortgage payment, total interest, and view a detailed amortization schedule.

Estimate your monthly car payment with trade-in value, down payment, and auto loan terms.

Calculate monthly payments and total interest for personal loans of any size.

Compare repayment plans and calculate your monthly student loan payments.

See how your investments grow over time with the power of compound interest.

Use the debt avalanche method to minimize interest and pay off debt faster.

Add or remove sales tax. Includes average combined rates for all 50 US states.

Calculate total return, net profit, and annualized CAGR for any investment.

Adjust past dollar amounts with US CPI data, or project future inflation impact.

High-precision arithmetic calculator with scientific functions and history log.

Convert 100+ units across 17 categories including radiation, frequency, power, force, data rate, and more.

Quickly calculate how much to tip and split the bill evenly.

Find a percentage of a number, what percent one number is of another, and percentage change.

Calculate sale price, savings, and after-tax total for any percent-off discount.