All Calculators
Explore, calculate, or embed any of our 2,400+ free calculators and converters on your website, no code required.
0-60 MPH Calculator
Estimates the 0-60 mph acceleration time from its weight, power, and drivetrain, using a kinetic-energy physics model.
Open calculator →10/1 ARM Calculator
Calculate your monthly payment on a 10/1 Adjustable Rate Mortgage during the fixed period and the maximum payment once the rate adjusts to its cap.
Open calculator →100 Days From a Date Calculator
Finds the exact calendar date that is 100 days before or after a date you choose.
Open calculator →12-Hour Shift Pay Calculator
Calculate your pay for a 12-hour shift, including overtime, and project it across a week, month, and year.
Open calculator →120 Days From a Date Calculator
Finds the exact calendar date that is 120 days before or after a date you choose.
Open calculator →180 Days From a Date Calculator
Finds the exact calendar date that is 180 days before or after a date you choose.
Open calculator →28/36 Rule Calculator
Check your mortgage affordability against the 28/36 rule -- housing costs under 28% of income, total debt under 36%.
Open calculator →2D Distance Calculator
Find the distance between two points in 2D space.
Open calculator →30 Days From a Date Calculator
Finds the exact calendar date that is 30 days before or after a date you choose.
Open calculator →30 Min Calculator
Adds together several time durations to get a combined total.
Open calculator →3D Printer Buy vs. Outsource Calculator
Compare the cost of buying a 3D printer and printing your own models versus outsourcing to a printing service.
Open calculator →3x Rent Calculator
Calculate the income needed to afford rent using the common 3x-rent income rule.
Open calculator →401(k) Contribution Optimizer
Calculate your total annual 401(k) contribution including employer match.
Open calculator →403(b) Retirement Calculator
Project your 403(b) retirement account balance from your current balance, contributions, employer match, and expected investment growth.
Open calculator →45 Days From a Date Calculator
Finds the exact calendar date that is 45 days before or after a date you choose.
Open calculator →4Ts Score Calculator (Heparin-Induced Thrombocytopenia)
Calculate the 4Ts Score used to estimate the probability of heparin-induced thrombocytopenia (HIT).
Open calculator →50/30/20 Budget Rule Calculator
Split your after-tax income into needs, wants, and savings using the 50/30/20 budgeting rule.
Open calculator →6 Months From a Date Calculator
Finds the exact calendar date that is 6 months before or after a date you choose, using calendar-month arithmetic (not a fixed day count).
Open calculator →6-Minute Walk Test Calculator
Calculate your predicted 6-minute walk test distance and compare it against your actual result.
Open calculator →60 Days From a Date Calculator
Finds the exact calendar date that is 60 days before or after a date you choose.
Open calculator →70/20/10 Budget Rule Calculator
Split your income into needs, savings/debt, and lifestyle spending using the 70/20/10 budgeting rule.
Open calculator →8-Hour Shift Calculator
Calculates what time your shift ends, given a start time, shift length, and any unpaid break time.
Open calculator →90 Days From a Date Calculator
Finds the exact calendar date that is 90 days before or after a date you choose.
Open calculator →A Body Shape Index (ABSI) Calculator
Calculate your A Body Shape Index, a measure that combines waist circumference with BMI and height to assess health risk independent of body size.
Open calculator →