🧮 Free Calculators for Your Website
Add free calculator embeds and interactive calculator widgets to your website. Browse our growing library of finance, health, home, travel, sports, business and everyday calculators, then preview a tool and copy its embed code for WordPress, Wix, Squarespace or any website that supports iframe embeds.
Savings Goal Calculator
Estimate how long it may take to reach a savings goal based on current savings, monthly contributions and interest.
Home Affordability Calculator
Estimate an affordable home price based on income, debts, down payment, mortgage rate and housing costs.
Rent vs. Buy Calculator
Compare the estimated long-term cost of renting versus buying a home, including equity and appreciation.
Amortization Calculator
Calculate loan payments, total interest, payoff time, extra-payment savings, and a detailed amortization schedule.
Work Hours Calculator
Calculate weekly work hours, unpaid breaks, overtime, regular pay and estimated gross pay from a daily time card.
401(k) Retirement Calculator
Estimate how your 401(k) could grow with contributions, employer matching, salary increases and investment returns.
Roth IRA Calculator
Estimate how your Roth IRA could grow with regular contributions, contribution increases and investment returns.
Compound Interest Calculator
Estimate how savings and investments can grow with compound interest.
Percentage Increase/Decrease
Calculate the percentage increase or decrease between two values.
Debt-to-Income Calculator
Calculate front-end and back-end DTI using monthly income, housing costs, and debt payments.
Debt Payoff Calculator
Compare debt snowball and avalanche strategies, estimate payoff time, interest, and potential savings.
Salary / Hourly Pay Calculator
Convert hourly pay to annual salary or salary to hourly pay, including weekly, biweekly, monthly and overtime estimates.
Sales Tax Calculator
Calculate sales tax and the total purchase price from an item price and sales tax rate.
Lottery Winnings Calculator
Estimate lottery take-home winnings after selected taxes and fees.
Calorie Calculator
Estimate daily calorie needs using personal and activity information.
Water Intake Calculator
Estimate a practical daily hydration target based on body weight, activity, exercise, climate and additional needs.
Sleep Calculator
Calculate suggested bedtimes or wake-up times using sleep cycles and your estimated time to fall asleep.
Pregnancy Due Date Calculator
Estimate a due date, conception date, and trimester milestones.
Pregnancy Weight Gain Calculator
Estimate pregnancy weight-gain ranges based on pre-pregnancy BMI.
Treadmill Pace Calculator
Convert treadmill speed and pace. Estimate 5K and 10K times. Compare incline effort, and print pace charts.
Cabinet Calculator
Estimate base and wall cabinet counts from available wall space.
Travel Planner
Estimate transportation, lodging, food, activities, and total trip costs.
Fuel Cost Calculator
Estimate fuel usage and trip cost from distance, MPG, and fuel price.
Currency Converter
Convert money between popular world currencies using current exchange rates and an easy currency swap.
Event Countdown Timer
Create a live countdown to a birthday, vacation, wedding, holiday or any upcoming event.
Party Drink Calculator
Estimate the number of beverages needed for your gathering.
Cake Serving Calculator
Estimate how many servings a round or square cake will provide.
Thanksgiving Dinner Calculator
Estimate turkey, side-dish servings, and dessert for Thanksgiving dinner.
Random Number Generator
Generate one or more random whole numbers within a chosen range.
Batting Average Calculator
Calculate batting average, on-base percentage, slugging percentage, OPS and other hitting stats.
Football Passer Rating Calculator
Calculate NFL passer rating or college passer efficiency from quarterback passing statistics.
Golf Handicap Calculator
Calculate score differentials and estimate your golf Handicap Index using recent rounds, course ratings and slopes.
Basketball Shooting Percentage Calculator
Calculate field goal, 2-point, 3-point, free throw and effective field goal percentages.
Car Loan Calculator
Estimate monthly car payments, amount financed, interest, taxes, and total loan cost.
Vehicle Depreciation Calculator
Estimate a vehicle’s current value, total depreciation, value retained, and projected year-by-year value.
Construction Pro Calculator
Construction math and guided tools for common job-site calculations.
Cost Estimator Pro
Build project estimates using materials, labor, other costs, and markups.
These calculator embeds work with WordPress, Wix, Squarespace, and most websites that support iframe embeds.