Estimate your 401(k) balance at retirement and early withdrawal costs.

Calculate loan payments and view detailed amortization schedules.

Calculate future value of annuities with regular contributions and compound interest.

Estimate annuity payouts or duration with detailed balance analysis.

Calculate Annual Percentage Rate for loans and mortgages, comparing nominal rates with true borrowing costs including fees.

Compare auto leasing vs purchasing with detailed cost breakdowns.

Calculate auto loan payments and total costs.

Calculate average returns based on cash flows and multiple investment returns.

Calculate monthly payments, total costs, and view detailed amortization schedules for boat loans.

Calculate bond prices, yields, and pricing with dirty/clean price analysis.

Plan and track your income and expenses effectively.

Calculate business loan payments, APR, and view detailed amortization schedules with fees.

Calculate Canadian mortgage payments with CAD currency, optional costs, and detailed amortization schedules.

Compare cash back offers versus low interest rate offers for car financing.

Calculate accumulated interest earnings on Certificates of Deposit with tax considerations.

Estimate college costs and plan your savings strategy.

Calculate commissions for simple percentage structures and complex tiered commission scenarios.

Calculate credit card payoff time and total interest with payment strategies.

Create cost-efficient payback schedules for multiple credit cards using debt avalanche method.

Convert between different currencies with up-to-date exchange rates.

Compare existing debts with consolidation loans to find the best financial option.

Estimate time to pay off multiple debts using debt avalanche method with extra payments.

Calculate asset depreciation using straight line, declining balance, or sum of years' digits.

Calculate discounts, final prices, and savings with percentage and fixed amount options.

Calculate down payments, affordable home prices, and cash needed for upfront costs with three different calculation methods.

Calculate debt-to-income ratio to assess financial health and borrowing capacity with stress meter.

Calculate federal estate tax based on assets, liabilities, and lifetime gifts.

Calculate FHA loan payments with Mortgage Insurance Premium (MIP), property taxes, insurance, and detailed amortization schedule.

Calculate the future value of an investment with compound interest, periodic deposits, and detailed growth analysis.

Calculate how much house you can afford using the 28/36 rule and comprehensive cost analysis.

Estimate federal tax refunds or amounts owed based on 2024 and 2025 tax brackets.

Calculate the impact of inflation on purchasing power over time.

Calculate compound interest with detailed breakdowns and schedules.

Calculate the interest rate on a loan based on amount, term, and payment.

Project investment growth over time.

Compare Traditional IRAs, SEP IRAs, SIMPLE IRAs, Roth IRAs, and regular taxable savings.

Calculate internal rate of return for investments with fixed or irregular cash flows using advanced mathematical methods.

Calculate monthly payments for vehicle, equipment, or property leases.

Estimate monthly payments and total cost of loans.

Calculate profit margins, stock trading margins, and currency exchange margins with interactive charts.

Compare tax implications for married couples versus filing separately.

Calculate mortgage payments, view annual or monthly amortization schedules, and see how fast your debt falls.

Calculate your mortgage payments, interest, and amortization schedule.

Calculate how extra payments can save interest and shorten your mortgage term.

Calculate the payback period for investments with fixed or irregular cash flows, including discounted payback analysis.

Calculate loan payments and view detailed amortization schedules.

Compare lump sum payouts versus monthly pension income with breakeven analysis.

Calculate discounts, final prices, and savings with flexible input options and stackable discount support.

Calculate monthly payments, total costs, and view detailed amortization schedules for personal loans.

Calculate the present value of future money or periodical annuity payments with detailed schedules and visualizations.

Compare current and new loans to see potential savings, break-even analysis, and refinancing benefits.

Calculate how much rent you can afford based on your income and debt obligations.

Compare the costs of renting vs. buying a home with detailed break-even analysis and 30-year cost projections.

Analyze rental property investments with cash flow projections, ROI calculations, and long-term analysis.

Calculate loan payments or determine payoff time with flexible repayment options.

Plan your retirement with comprehensive financial analysis and projections.

Calculate Required Minimum Distributions based on age and account balance.

Calculate return on investment with flexible time periods and annualized ROI analysis for investment performance evaluation.

Compare Roth IRA savings with regular taxable accounts and visualize growth.

Calculate your earnings across different pay frequencies and time off.

Calculate sales tax, before-tax price, or after-tax price with flexible inputs.

Calculate savings growth with compound interest, contributions, and detailed accumulation schedules.

Determine ideal application age and compare different claiming strategies.

Calculate student loan payments and explore repayment strategies with extra payments.

Estimate net pay after taxes and deductions with W-4 form guidance for 2025 tax brackets.

Calculate UK mortgage payments with British Pound currency, optional costs, and detailed amortization schedules.

Calculate VA loan payments with funding fees, eligibility options, and detailed amortization schedule for veterans and service members.

Calculate Value Added Tax with interactive pie chart visualization.

Calculate the area of seven common geometric shapes: Rectangle, Triangle, Trapezoid, Circle, Sector, Ellipse, and Parallelogram.

Calculate arithmetic mean, median, geometric mean, and other statistical measures for a set of numbers.

Calculate arithmetic, geometric, harmonic means and more.

Compute very large numbers with high precision. Supports integers, decimals, and E-notation scientific notation.

Perform binary arithmetic operations and conversions with detailed steps.

Calculate circle properties including radius, diameter, circumference, and area with step-by-step solutions.

Find common factors and the greatest common factor (GCF) of multiple numbers with step-by-step analysis.

Use this calculator to compute the confidence interval or margin of error, assuming the sample mean most likely follows a normal distribution.

Calculate distances in 2D plane, 3D space, latitude and longitude, and points on a map with interactive visualizations.

Calculate exponents, solve for base or exponent with step-by-step breakdown.

Find all factors, factor pairs, and prime factorization with visual factorization ladder.

Add, subtract, multiply, and divide fractions.

Calculate GCF of multiple numbers with detailed prime factorization and highlighted common factors.

Calculate half-life, mean lifetime, and decay constant for radioactive decay and exponential processes.

Perform hexadecimal arithmetic operations and conversions with detailed results.

Calculate LCM and GCD of multiple numbers with detailed prime factorization steps.

Calculate any of the three values in the logarithm equation log_b(x) = y with support for natural logarithms.

Perform long division with step-by-step calculation and multiple result formats.

Perform matrix operations including addition, subtraction, multiplication, transpose, determinant, and inverse calculations.

Calculate mean, median, mode, range, and other statistical measures for your data set.

Calculate terms and sums for Arithmetic, Geometric, and Fibonacci sequences.

Compute p-values from z-scores or vice versa for normal distribution with visual normal distribution curves.

Calculate percent error between observed and true values with detailed steps.

Calculate percentages, increases, and decreases.

Calculate permutations and combinations for arranging and selecting items from a set.

Calculate the prime factorization of any positive integer and view the factor tree visualization.

Calculate probabilities for various scenarios including two events, series of independent events, and normal distributions.

Solve for the sides and properties of a right-angled triangle using a² + b² = c².

Solve quadratic equations of the form ax² + bx + c = 0 with detailed step-by-step solutions.

Generate random integers and decimals with custom precision and range.

Calculate ratios, proportions, and scaling with visual representations including pie charts and bar charts.

Calculate all properties of a right triangle including sides, angles, area, perimeter, inradius, and circumradius.

Calculate square roots, cube roots, and general nth roots with step-by-step verification.

Round numbers to different precision levels including decimal places and significant figures.

Calculate sample size for surveys and research studies, or determine margin of error for existing data.

Perform advanced mathematical operations.

Convert numbers to scientific notation formats and perform calculations with scientific notation.

Calculate the slope, angle, and equation of a line from two points or from one point and slope.

Calculate standard deviation, variance, and confidence intervals for your data.

Perform comprehensive statistical analysis on your data with a built-in calculator interface.

Calculate the surface area of various 3D geometric shapes with step-by-step solutions.

Calculate triangle properties including area, perimeter, and angles.

Calculate volumes of various 3D shapes and convert between units.

Calculate Z-scores, convert between Z-scores and probabilities, and find probabilities between two Z-scores.

Calculate BMI and understand its relationship to anorexia nervosa with educational information.

Calculate body fat percentage using Army Body Fat Assessment standards.

Calculate blood alcohol concentration with interactive graph showing BAC change over time.

Calculate your Body Mass Index.

Calculate your Basal Metabolic Rate and daily calorie needs.

Estimate your body fat percentage using the U.S. Navy method.

Calculate body surface area using multiple formulas with results in m², ft², and in² units.

Determine your body shape and waist-hip ratio with visual measurement guide for females.

Determine your daily calorie needs.

Calculate calories burned during activities based on duration or distance with comprehensive activity database.

Calculate daily carbohydrate needs based on TDEE and macronutrient ratios.

Calculate most probable conception days and corresponding due dates with colorful calendar visualization.

Calculate estimated delivery date based on various pregnancy dates.

Calculate daily fat intake allowances based on weight goals and activity level with age-based recommendations.

Estimate Glomerular Filtration Rate using multiple formulas for adults and children with CKD staging.

Calculate healthy weight range based on height using BMI guidelines with visual scale.

Calculate ideal body weight using multiple formulas and BMI ranges.

Calculate lean body mass using multiple validated formulas for adults and children.

Calculate your macronutrient and calorie needs for fitness goals.

Calculate your estimated one-rep maximum (1RM) using multiple formulas with detailed rep ranges and charts.

Calculate your overweight status and view normal weight ranges based on height.

Calculate ovulation window, fertile days, and pregnancy-related dates with calendar visualization.

Calculate pace, time, and distance for running, walking, and biking activities.

Estimate future period and ovulation days with calendar visualization and pink/green highlights.

Calculate pregnancy schedule and milestones based on various dates.

Calculate conception date and possible intercourse range based on pregnancy dates.

Calculate healthy weight gain during pregnancy based on BMI guidelines.

Calculate daily protein requirements based on age, gender, activity level, and special conditions.

Optimize your sleep schedule based on sleep cycles.

Calculate target heart rate zones using multiple formulas and intensity scales for optimal training.

Calculate your Total Daily Energy Expenditure (TDEE) using multiple BMR formulas and activity levels.

Calculate Weight Watchers points using different formulas from various time periods.

Calculate age based on birth date and current date.

Convert data units, calculate download times, and estimate bandwidth requirements.

Calculate BTU requirements for heating and cooling systems including AC units and general HVAC needs.

Calculate the volume and weight of concrete for slabs, footings, columns, tubes, stairs, and curb barriers.

Convert between commonly used units including length, temperature, area, volume, and weight.

Calculate days between dates or add/subtract time from a specific date with business day options.

Calculate days between dates including business days, or count forward/backward from a date.

Find out what day of the week any date falls on, with calendar view and yearly statistics.

Calculate density, mass, or volume using the formula ρ = m/V with multiple unit conversions.

Calculate dew point temperature, humidity, and atmospheric moisture properties.

Estimate electricity usage and cost based on appliance power requirements and usage patterns.

Estimate fuel cost according to trip distance, fuel efficiency, and gas price using various units.

Calculate gas mileage and fuel efficiency using odometer readings and fuel consumption in US, metric, or other units.

Calculate Gross Domestic Product using various methods.

Calculate your golf handicap index and course handicap.

Calculate your Grade Point Average (GPA) and generate detailed reports. Plan future courses to achieve target GPA.

Calculate course grades based on weighted averages and plan what grade you need on remaining assignments.

Calculate gravel volume, weight, and cost for landscaping and construction projects.

Calculate apparent temperature based on air temperature and humidity with safety guidelines.

Predict a child's adult height using linear regression analysis based on current height, age, and parents' heights.

Calculate horsepower using definition-based method, convert between power units, and estimate engine horsepower using ET and trap-speed methods.

Calculate work hours, add/subtract hours from dates, find hours between dates, and convert time units.

Calculate mass based on density and volume with conversions to multiple units.

Calculate driving distance and time between US cities with fuel cost estimates.

Calculate molarity, mass, volume, or molecular weight using the molarity equation.

Calculate the molecular weight/molar mass of chemical compounds.

Calculate mulch volume and bags needed for gardens and landscaping projects.

Calculate voltage, current, resistance, and power using Ohm's Law equations V = I × R and P = V × I.

Generate secure, random passwords based on your criteria.

Calculate ohm values from color codes, total resistance for parallel/series circuits, and conductor resistance based on material properties.

Convert between Roman numerals and regular numbers, including date conversion.

Estimate roof area and calculate materials needed for roofing projects.

Convert shoe sizes between US, UK, EU, Japan, Mexico, China and foot length measurements.

Calculate speed, distance, or time and convert between speed units.

Calculate square footage for various shapes including rectangles, circles, triangles, and more.

Calculate the number of tiles needed for floors, walls, or any surface.

Add or subtract time intervals, calculate time from dates, or use expressions for complex time calculations.

Generate printable weekly time reports based on work hours with customizable settings and break deductions.

Calculate the duration between two times or dates, showing hours, minutes, and seconds.

Convert time between different time zones worldwide using comprehensive timezone database with UTC offsets.

Calculate tip amounts for various percentages and split bills among multiple people.

Calculate tire dimensions from tire codes and compare different tire sizes.

Calculate voltage drop in electrical circuits using NEC data, estimated resistance, or custom values.

Convert between different weight and mass units including metric, imperial, and scientific units.

Calculate perceived temperature based on wind speed with frostbite warnings.