Browse All Calculators
Explore the full Data Calculators library. These free online tools are built for finance, lending, investing, business reporting, analytics, statistics, and spreadsheet work.
Calculator Categories
Jump to the section that best matches what you want to calculate.
Finance and Lending
Explore mortgage, loan, debt, and affordability calculators for borrowing, payoff planning, and personal finance decisions.
Loan Payment Calculator
Calculate the monthly payment for a loan based on amount, rate, and term.
Finance and Lending
Amortization Calculator
Generate a full loan amortization schedule with payment, interest, and balance details.
Finance and Lending
Extra Payment Calculator
See how extra monthly payments can reduce loan payoff time and save interest.
Finance and Lending
Debt-to-Income Calculator
Calculate your debt-to-income ratio using debt payments and gross monthly income.
Finance and Lending
Mortgage Calculator
Estimate your monthly mortgage payment including taxes, insurance, HOA fees, and PMI.
Finance and Lending
Home Affordability Calculator
Estimate how much house you can afford based on income, debt, down payment, taxes, insurance, and HOA fees.
Finance and Lending
Refinance Calculator
Estimate your new mortgage payment, monthly savings, and break-even point when refinancing.
Finance and Lending
PMI Calculator
Estimate private mortgage insurance costs based on home price, down payment, and PMI rate.
Finance and Lending
Credit Card Payoff Calculator
Estimate how long it may take to pay off credit card debt based on your balance, APR, and monthly payment.
Finance and Lending
HELOC Calculator
Estimate available home equity, maximum HELOC amount, and interest-only payment.
Finance and Lending
Rent vs Buy Calculator
Compare the cost of renting versus buying a home based on housing and ownership costs.
Finance and Lending
Debt Payoff Calculator
Estimate how long it may take to pay off debt based on your balance, interest rate, and monthly payment.
Finance and Lending
Retirement Calculator
Estimate how your retirement savings could grow based on age, savings, monthly contributions, and return.
Finance and Lending
Net Worth Calculator
Calculate your net worth by comparing total assets and total liabilities.
Finance and Lending
401(k) Calculator
Estimate 401(k) growth based on salary, contributions, employer match, current balance, and expected return.
Finance and Lending
Roth IRA Calculator
Estimate Roth IRA growth based on age, current balance, annual contributions, and expected return.
Finance and Lending
Emergency Fund Calculator
Estimate how much emergency savings you may need based on expenses and how long it could take to reach your goal.
Finance and Lending
Finance and Investing
Use investing and savings calculators to estimate growth, future value, retirement progress, and long-term financial goals.
CAGR Calculator
Calculate compound annual growth rate over time.
Finance and Investing
Compound Interest Calculator
Calculate the future value of savings or investments with compound interest.
Finance and Investing
Savings Goal Calculator
Calculate the monthly savings needed to reach a future goal.
Finance and Investing
Finance and Business
Measure return, profitability, and key money metrics for business planning, side projects, and investment decisions.
Business and Analytics
Solve common reporting and analytics calculations used in dashboards, spreadsheets, and business performance analysis.
Percent Change Calculator
Calculate the percentage increase or decrease between two values.
Business and Analytics
Break Even Calculator
Calculate the break-even point in units and revenue using fixed costs, price, and variable cost.
Business and Analytics
Markup Calculator
Calculate markup amount, markup percentage, or selling price using cost and price inputs.
Business and Analytics
Retention Rate Calculator
Calculate customer retention rate, retained customers, and churn rate using starting, ending, and new customers.
Business and Analytics
Churn Rate Calculator
Calculate churn rate, retention rate, and retained customers using starting customers and lost customers.
Business and Analytics
Customer Acquisition Cost Calculator
Calculate customer acquisition cost using marketing spend, sales spend, and new customers acquired.
Business and Analytics
Customer Lifetime Value Calculator
Calculate customer lifetime value using purchase value, purchase frequency, customer lifespan, and profit margin.
Business and Analytics
CPC Calculator
Calculate cost per click using total ad spend and total clicks.
Business and Analytics
CPM Calculator
Calculate cost per thousand impressions using total ad spend and impressions.
Business and Analytics
Conversion Rate Calculator
Calculate conversion rate using conversions and total visitors, sessions, clicks, or leads.
Business and Analytics
Statistics and Data
Work with averages, variability, and data analysis tools for statistics, school, research, and spreadsheet workflows.
Weighted Average Calculator
Find the weighted average of values using custom weights.
Statistics and Data
Standard Deviation Calculator
Calculate standard deviation for a set of numbers.
Statistics and Data
Mean Calculator
Calculate the arithmetic mean, average, sum, and count of a list of numbers.
Statistics and Data
Confidence Interval Calculator
Calculate a confidence interval using a sample mean, standard deviation, sample size, and confidence level.
Statistics and Data
Median Calculator
Calculate the median, count, and sorted values of a list of numbers.
Statistics and Data
Mode Calculator
Calculate the mode, count, sorted values, and frequency of a list of numbers.
Statistics and Data
Z Score Calculator
Calculate a z score using a value, mean, and standard deviation.
Statistics and Data
Correlation Calculator
Calculate the Pearson correlation coefficient between two sets of numbers.
Statistics and Data
Variance Calculator
Calculate sample variance or population variance for a list of numbers.
Statistics and Data
Linear Regression Calculator
Calculate the linear regression equation, slope, intercept, and R-squared for two sets of numbers.
Statistics and Data
How to Use This Calculator Directory
Start by choosing a category that matches your goal. If you are working on mortgages, debt payoff, retirement planning, investing, business metrics, or statistical analysis, you can jump directly to that section and open the calculator you need.
What kinds of calculators are available on Data Calculators?
Data Calculators includes free online calculators for finance, lending, investing, business, analytics, statistics, and spreadsheet work.
Are these calculators free to use?
Yes. All calculators on Data Calculators are free to use online.
How do I choose the right calculator?
Browse by category and choose the calculator that best fits your goal, whether that is debt payoff, mortgage planning, investing, reporting, or data analysis.
More calculators are coming
New calculators will continue to be added over time to expand the library for data analysis, finance, lending, investing, business planning, and more.