All Calculators
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362 calculators available
Interest
Calculate simple and compound interest.
ROI
Return on investment and annualized rate.
Profit Margin
Gross margin and markup from cost and price.
Break-Even
Units to cover fixed costs.
Markup
Selling price from cost and markup.
Down Payment
Down payment amount and loan size.
Refinance
Monthly savings from refinancing.
Amortization
Loan payment, interest, and total cost.
Annuity
Periodic payment from a principal.
Present Value
What a future sum is worth today.
Future Value
Growth of a sum at a given rate.
Payback Period
Years to recoup an investment.
Debt Payoff
Months to clear a debt.
Commission
Sales commission earned.
Rent Affordability
Max rent based on monthly income.
Savings
Compound interest and growth projections.
Percentage
Calculate percentages, increases, and discounts.
Tip
Split bills and tips with friends.
Loan
Monthly payments for any loan.
Compound Interest
Advanced compounding with frequency.
Investment
ROI and growth projections.
Inflation
Purchasing power over time.
Discount
Sale price from original and discount.
Rent vs Buy
Compare renting versus buying.
Credit Card Payoff
Months to pay off, total interest.
Contractor
Equivalent salary from contractor rate.
calc.life-insurance.name
calc.life-insurance.desc
calc.home-equity.name
calc.home-equity.desc
calc.stock-return.name
calc.stock-return.desc
calc.mortgage-affordability.name
calc.mortgage-affordability.desc
calc.pmi.name
calc.pmi.desc
calc.apr.name
calc.apr.desc
calc.auto-loan.name
calc.auto-loan.desc
calc.student-loan.name
calc.student-loan.desc
calc.roth-ira.name
calc.roth-ira.desc
calc.margin-calculator.name
calc.margin-calculator.desc
calc.currency-converter.name
calc.currency-converter.desc
calc.cagr.name
calc.cagr.desc
calc.gratuity.name
calc.gratuity.desc
calc.fha-loan.name
calc.fha-loan.desc
calc.biweekly-pay.name
calc.biweekly-pay.desc
calc.bond-yield.name
calc.bond-yield.desc
calc.cap-rate.name
calc.cap-rate.desc
calc.cash-back.name
calc.cash-back.desc
calc.closing-costs.name
calc.closing-costs.desc
calc.compound-savings.name
calc.compound-savings.desc
calc.credit-score.name
calc.credit-score.desc
calc.debt-income-ratio.name
calc.debt-income-ratio.desc
calc.dividend.name
calc.dividend.desc
calc.effective-rate.name
calc.effective-rate.desc
calc.emergency-fund.name
calc.emergency-fund.desc
calc.installment-loan.name
calc.installment-loan.desc
calc.net-worth.name
calc.net-worth.desc
calc.grocery-budget.name
calc.grocery-budget.desc
calc.coffee-cost.name
calc.coffee-cost.desc
calc.laundry-cost.name
calc.laundry-cost.desc
calc.water-cost.name
calc.water-cost.desc
calc.pizza-cost.name
calc.pizza-cost.desc
calc.phone-plan.name
calc.phone-plan.desc
calc.pet-cost.name
calc.pet-cost.desc
calc.battery-life.name
calc.battery-life.desc
calc.grm.name
calc.grm.desc
calc.savings-goal.name
calc.savings-goal.desc
calc.rent-affordability.name
calc.rent-affordability.desc
calc.home-insurance.name
calc.home-insurance.desc
calc.auto-insurance.name
calc.auto-insurance.desc
calc.property-tax.name
calc.property-tax.desc
calc.flood-risk.name
calc.flood-risk.desc
calc.hsa.name
calc.hsa.desc
calc.fsa.name
calc.fsa.desc
calc.points.name
calc.points.desc
calc.refinance-break-even.name
calc.refinance-break-even.desc
calc.rent-vs-own.name
calc.rent-vs-own.desc
calc.nominal-rate.name
calc.nominal-rate.desc
calc.roi-rental.name
calc.roi-rental.desc
calc.cash-on-cash.name
calc.cash-on-cash.desc
calc.annuity-payout.name
calc.annuity-payout.desc
calc.retirement-drawdown.name
calc.retirement-drawdown.desc
calc.social-security-break-even.name
calc.social-security-break-even.desc
calc.brokerage-fee.name
calc.brokerage-fee.desc
calc.dividend-reinvestment.name
calc.dividend-reinvestment.desc
calc.crypto-dca.name
calc.crypto-dca.desc
calc.paycheck.name
calc.paycheck.desc
calc.tax-refund.name
calc.tax-refund.desc
calc.compound-growth.name
calc.compound-growth.desc
calc.inflation-adjusted.name
calc.inflation-adjusted.desc
calc.debt-snowball.name
calc.debt-snowball.desc
calc.lunch-savings.name
calc.lunch-savings.desc
calc.streaming-compare.name
calc.streaming-compare.desc
calc.hobby-cost.name
calc.hobby-cost.desc
calc.clothing-budget.name
calc.clothing-budget.desc
calc.insurance-bundle.name
calc.insurance-bundle.desc
calc.warranty-value.name
calc.warranty-value.desc
calc.tip-split.name
calc.tip-split.desc
calc.inflation-era.name
calc.inflation-era.desc
calc.salary-converter.name
calc.salary-converter.desc
calc.crypto-profit.name
calc.crypto-profit.desc
calc.raise-impact.name
calc.raise-impact.desc
calc.bonus-take-home.name
calc.bonus-take-home.desc
calc.freelance-rate.name
calc.freelance-rate.desc
calc.contractor-vs-employee.name
calc.contractor-vs-employee.desc
calc.side-hustle-roi.name
calc.side-hustle-roi.desc
calc.stock-average.name
calc.stock-average.desc
calc.savings-interest.name
calc.savings-interest.desc
calc.loan-comparison.name
calc.loan-comparison.desc
calc.credit-card-payoff.name
calc.credit-card-payoff.desc
calc.investment-fee.name
calc.investment-fee.desc
calc.insurance-compare.name
calc.insurance-compare.desc
calc.debt-avalanche.name
calc.debt-avalanche.desc
calc.early-payoff.name
calc.early-payoff.desc
calc.biweekly-mortgage.name
calc.biweekly-mortgage.desc
BMI
Body Mass Index from height and weight.
BMR
Basal metabolic rate — calories your body burns at rest.
TDEE
Total daily energy expenditure based on activity level.
Calorie
Daily calorie needs (TDEE) by activity level.
Water Intake
Daily water intake recommendation based on weight and activity.
Macro Calculator
Daily macronutrient targets based on goals and activity.
Protein Intake
Daily protein recommendation based on weight and activity.
Pregnancy Weight Gain
Recommended weight gain range during pregnancy by BMI.
Due Date
Estimate your delivery due date from the last menstrual period.
Conception Date
Estimate the likely conception date from a due date or last period.
Blood Pressure
Classify systolic and diastolic readings into blood pressure categories.
Heart Rate Zones
Training heart rate zones based on your maximum heart rate.
VO2 Max
Estimate maximum oxygen uptake from a timed run or walk test.
Pace Calculator
Running pace, speed, and finish time for any distance.
Calories Burned
Estimate calories burned during physical activities.
Weight Loss
Calorie deficit and timeline to reach your target weight.
Lean Body Mass
Estimate lean body mass from weight and body fat percentage.
Body Fat
Body fat % using the US Navy method.
Ideal Weight
Ideal weight by height and gender.
Dosage
Medication dosage by weight.
Age
Exact age in years, months, and days.
Ovulation
Estimate fertile window.
calc.lifespan.name
calc.lifespan.desc
calc.pregnancy-due-date-ivf.name
calc.pregnancy-due-date-ivf.desc
calc.baby-growth.name
calc.baby-growth.desc
calc.hydration.name
calc.hydration.desc
calc.medication-dose.name
calc.medication-dose.desc
calc.vitamin-d.name
calc.vitamin-d.desc
calc.hydration-timeline.name
calc.hydration-timeline.desc
calc.allergy-season.name
calc.allergy-season.desc
calc.bmi-comparison.name
calc.bmi-comparison.desc
calc.resting-metabolic.name
calc.resting-metabolic.desc
calc.glycemic-load.name
calc.glycemic-load.desc
calc.cholesterol-ratio.name
calc.cholesterol-ratio.desc
calc.kidney-function.name
calc.kidney-function.desc
calc.bone-density.name
calc.bone-density.desc
calc.vision-acuity.name
calc.vision-acuity.desc
calc.hearing-loss.name
calc.hearing-loss.desc
calc.sun-exposure.name
calc.sun-exposure.desc
calc.postpartum-calorie.name
calc.postpartum-calorie.desc
calc.pregnancy-calories.name
calc.pregnancy-calories.desc
calc.gestational-age.name
calc.gestational-age.desc
calc.waist-hip-ratio.name
calc.waist-hip-ratio.desc
Sleep
Recommended sleep duration based on age.
calc.blood-alcohol.name
calc.blood-alcohol.desc
calc.carb-calculator.name
calc.carb-calculator.desc
calc.fiber-calculator.name
calc.fiber-calculator.desc
calc.cholesterol.name
calc.cholesterol.desc
calc.stress-test.name
calc.stress-test.desc
calc.respiratory-rate.name
calc.respiratory-rate.desc
calc.blood-sugar.name
calc.blood-sugar.desc
Army Body Fat
Body fat % against US Army AR 600-9 standards.
calc.blood-type.name
calc.blood-type.desc
calc.body-surface-area.name
calc.body-surface-area.desc
calc.calories-deficit.name
calc.calories-deficit.desc
calc.lung-capacity.name
calc.lung-capacity.desc
calc.pregnancy-weight-gain.name
calc.pregnancy-weight-gain.desc
calc.sleep-debt.name
calc.sleep-debt.desc
calc.stress-score.name
calc.stress-score.desc
Waist-to-Height Ratio
Waist-to-height ratio for abdominal obesity.
calc.heart-rate-zone.name
calc.heart-rate-zone.desc
calc.water-intake-goal.name
calc.water-intake-goal.desc
calc.body-fat-navy.name
calc.body-fat-navy.desc
calc.meal-calorie.name
calc.meal-calorie.desc
calc.carb-cycling.name
calc.carb-cycling.desc
calc.fasting-window.name
calc.fasting-window.desc
calc.caffeine.name
calc.caffeine.desc
calc.smoking-cost.name
calc.smoking-cost.desc
calc.alcohol-cost.name
calc.alcohol-cost.desc
calc.calorie-deficit.name
calc.calorie-deficit.desc
calc.gym-value.name
calc.gym-value.desc
calc.bra-size.name
calc.bra-size.desc
calc.sister-size.name
calc.sister-size.desc
calc.sports-bra-size.name
calc.sports-bra-size.desc
Area
Area of 2D shapes.
Circle
Area, circumference, diameter, and radius of a circle.
Triangle
Area, perimeter, and angles of a triangle.
Cylinder
Volume and surface area of a cylinder.
Sphere
Volume and surface area of a sphere.
Cone
Volume, surface area, and slant height of a cone.
Cube
Volume, surface area, and diagonal of a cube.
Pyramid
Volume and surface area of a pyramid.
Trapezoid
Area and perimeter of a trapezoid from parallel sides.
Ellipse
Area, circumference, and eccentricity of an ellipse.
Sector
Area, arc length, and angle of a circular sector.
Polygon
Area and perimeter of regular polygons by side count.
Midpoint
Find the midpoint between two points in 2D or 3D.
Distance
Distance between two points in 2D or 3D space.
Slope
Slope, angle, and equation of a line from two points.
Perimeter
Perimeter of common 2D shapes (rectangle, triangle, polygon).
Surface Area
Surface area of 3D shapes (prism, cylinder, sphere, cone).
Square Footage
Area of a room in multiple units.
Volume
Volume of 3D shapes.
calc.rhombus.name
calc.rhombus.desc
calc.parallelogram.name
calc.parallelogram.desc
calc.hemisphere.name
calc.hemisphere.desc
calc.rectangular-prism.name
calc.rectangular-prism.desc
calc.triangular-prism.name
calc.triangular-prism.desc
calc.torus.name
calc.torus.desc
calc.frustum.name
calc.frustum.desc
calc.arc-length.name
calc.arc-length.desc
calc.chord.name
calc.chord.desc
calc.circumcenter.name
calc.circumcenter.desc
calc.heron.name
calc.heron.desc
calc.octagon.name
calc.octagon.desc
calc.hexagon.name
calc.hexagon.desc
calc.pentagon.name
calc.pentagon.desc
calc.kite.name
calc.kite.desc
calc.ellipsoid.name
calc.ellipsoid.desc
calc.wedge.name
calc.wedge.desc
calc.annulus.name
calc.annulus.desc
calc.capsule.name
calc.capsule.desc
calc.conical-frustum.name
calc.conical-frustum.desc
calc.cuboid.name
calc.cuboid.desc
calc.dodecagon.name
calc.dodecagon.desc
calc.icosahedron.name
calc.icosahedron.desc
calc.octahedron.name
calc.octahedron.desc
calc.tetrahedron.name
calc.tetrahedron.desc
calc.torus-volume.name
calc.torus-volume.desc
Average / Mean
Mean, median, mode, geometric.
Fraction
Add, subtract, multiply, divide fractions.
Probability
Probability of an event.
Standard Deviation
Mean, std dev, variance, range.
Pythagorean Theorem
Find the missing side of a right triangle.
Quadratic Formula
Solve quadratic equations — find real and complex roots.
Exponent
Calculate powers and roots of any number.
Logarithm
Calculate logarithms in any base (common, natural, custom).
Nth Root
Calculate square, cube, or nth root of any number.
LCM
Least common multiple of two or more numbers.
GCF
Greatest common factor of two or more numbers.
Factorial
Calculate the factorial of any non-negative integer.
Permutation
Calculate permutations (nPr) — ordered arrangements.
Ratio
Solve a:b = c:x proportions.
Scientific
sin, cos, tan, log, sqrt, power.
Proportion
Solve a:b = c:d proportions with charts and export.
calc.combination.name
calc.combination.desc
calc.binomial.name
calc.binomial.desc
calc.absolute-value.name
calc.absolute-value.desc
calc.complex-number.name
calc.complex-number.desc
calc.matrix.name
calc.matrix.desc
calc.determinant.name
calc.determinant.desc
calc.integral.name
calc.integral.desc
calc.derivative.name
calc.derivative.desc
calc.limit.name
calc.limit.desc
calc.trigonometry.name
calc.trigonometry.desc
calc.radians-degrees.name
calc.radians-degrees.desc
calc.number-base.name
calc.number-base.desc
calc.roman-numeral.name
calc.roman-numeral.desc
calc.prime-factorization.name
calc.prime-factorization.desc
calc.fibonacci.name
calc.fibonacci.desc
calc.sum-calculator.name
calc.sum-calculator.desc
calc.significant-figures.name
calc.significant-figures.desc
calc.random-number.name
calc.random-number.desc
calc.absolute-difference.name
calc.absolute-difference.desc
calc.arithmetic-sequence.name
calc.arithmetic-sequence.desc
calc.armstrong-number.name
calc.armstrong-number.desc
calc.ceiling-floor.name
calc.ceiling-floor.desc
calc.cross-product.name
calc.cross-product.desc
calc.dot-product.name
calc.dot-product.desc
calc.geometric-sequence.name
calc.geometric-sequence.desc
calc.golden-ratio.name
calc.golden-ratio.desc
calc.harmonic-mean.name
calc.harmonic-mean.desc
calc.matrix-multiply.name
calc.matrix-multiply.desc
calc.modular-arithmetic.name
calc.modular-arithmetic.desc
calc.number-properties.name
calc.number-properties.desc
calc.power-of.name
calc.power-of.desc
Unit Converter
Length, weight, and temperature.
Speed / Distance / Time
Solve for the missing value.
Hours
Hours worked between two times.
Date
Difference between two dates.
Screen Size
PPI, dimensions, aspect ratio.
calc.currency-math.name
calc.currency-math.desc
calc.age-exact.name
calc.age-exact.desc
calc.date-diff.name
calc.date-diff.desc
calc.vacation-budget.name
calc.vacation-budget.desc
calc.moving-cost.name
calc.moving-cost.desc
calc.wedding-budget.name
calc.wedding-budget.desc
calc.baby-cost.name
calc.baby-cost.desc
calc.college-cost.name
calc.college-cost.desc
calc.retirement-lifestyle.name
calc.retirement-lifestyle.desc
calc.car-total-cost.name
calc.car-total-cost.desc
calc.fuel-cost-trip.name
calc.fuel-cost-trip.desc
calc.electricity-cost.name
calc.electricity-cost.desc
calc.water-bill.name
calc.water-bill.desc
calc.temperature.name
calc.temperature.desc
calc.length-converter.name
calc.length-converter.desc
calc.weight-converter.name
calc.weight-converter.desc
calc.volume-converter.name
calc.volume-converter.desc
calc.speed-converter.name
calc.speed-converter.desc
calc.time-converter.name
calc.time-converter.desc
calc.data-storage.name
calc.data-storage.desc
calc.cooking-converter.name
calc.cooking-converter.desc
calc.shoe-size.name
calc.shoe-size.desc
calc.dress-size.name
calc.dress-size.desc
calc.bra-size.name
calc.bra-size.desc
calc.ring-size.name
calc.ring-size.desc
calc.password-generator.name
calc.password-generator.desc
calc.color-converter.name
calc.color-converter.desc
calc.timezone.name
calc.timezone.desc
calc.countdown.name
calc.countdown.desc
calc.work-hours.name
calc.work-hours.desc
calc.half-life.name
calc.half-life.desc
calc.dilution.name
calc.dilution.desc
calc.angle-converter.name
calc.angle-converter.desc
calc.binary-converter.name
calc.binary-converter.desc
calc.data-transfer.name
calc.data-transfer.desc
calc.density-converter.name
calc.density-converter.desc
calc.energy-converter.name
calc.energy-converter.desc
calc.force-converter.name
calc.force-converter.desc
calc.pressure-converter.name
calc.pressure-converter.desc
calc.torque-converter.name
calc.torque-converter.desc
calc.ev-savings.name
calc.ev-savings.desc
calc.internet-speed.name
calc.internet-speed.desc
calc.subscription-audit.name
calc.subscription-audit.desc
calc.gift-budget.name
calc.gift-budget.desc
calc.holiday-budget.name
calc.holiday-budget.desc
calc.birthday-party.name
calc.birthday-party.desc
calc.home-repair.name
calc.home-repair.desc
calc.bra-size-converter.name
calc.bra-size-converter.desc
calc.cup-size-equivalent.name
calc.cup-size-equivalent.desc
calc.bra-size-chart.name
calc.bra-size-chart.desc
calc.bra-to-swimwear.name
calc.bra-to-swimwear.desc
Car Payment
Monthly auto loan payment with trade-in.
Fuel Cost
Trip fuel cost and consumption.
calc.fuel-cost.name
calc.fuel-cost.desc
calc.commute-cost.name
calc.commute-cost.desc
calc.parking-cost.name
calc.parking-cost.desc
calc.auto-lease.name
calc.auto-lease.desc
calc.car-comparison.name
calc.car-comparison.desc
Mortgage
Estimate monthly payments and total interest.
Electricity
Estimate appliance running cost.
calc.appliance-cost.name
calc.appliance-cost.desc
calc.utility-comparison.name
calc.utility-comparison.desc
calc.home-staging.name
calc.home-staging.desc
calc.renovation-roi.name
calc.renovation-roi.desc
calc.solar-savings.name
calc.solar-savings.desc
calc.energy-audit.name
calc.energy-audit.desc
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