All Calculators
Browse every calculator available on CalcHive.
Financial Calculators
Loans, savings, investments & planning
Mortgage Calculator
Estimate your monthly home loan payment including principal and interest.
Loan Calculator
Calculate monthly payments and total cost for any fixed-rate loan.
Auto Loan Calculator
Plan your car purchase with monthly payment estimates.
Personal Loan Calculator
See what your personal loan will cost over time.
Interest Calculator
Calculate simple interest on savings or loans.
Compound Interest Calculator
See how your money grows with compounding over time.
Investment Calculator
Project returns on stocks, bonds, and other investments.
Savings Calculator
Plan your savings goals and track progress.
Retirement Calculator
Estimate how much you need to retire comfortably.
Inflation Calculator
See how inflation affects purchasing power over time.
Credit Card Calculator
Plan your credit card payoff strategy.
Debt Payoff Calculator
Create a plan to eliminate your debt faster.
APR Calculator
Understand the true cost of borrowing.
Amortization Calculator
View your full loan repayment schedule.
ROI Calculator
Measure return on investment for any project.
Repayment Calculator
Calculate your loan repayment schedule and monthly payments.
Salary Calculator
Calculate your take-home salary, gross pay, and deductions.
Hourly to Salary Calculator
Convert your hourly wage into annual, monthly, and weekly salary.
Salary to Hourly Calculator
Convert your annual salary into an equivalent hourly wage.
Net Worth Calculator
Calculate your total net worth from assets and liabilities.
Future Value Calculator
Calculate how much your money could grow over time.
Present Value Calculator
Calculate the present value of future cash flows and investments.
Profit Margin Calculator
Calculate profit, profit margin, markup, and revenue.
Markup Calculator
Calculate markup percentage, selling price, and profit.
Break-Even Calculator
Find the sales volume and revenue needed to break even.
Cash Flow Calculator
Calculate cash inflows, outflows, and net cash flow.
Commission Calculator
Calculate sales commissions based on sales and commission rates.
Mortgage Payoff Calculator
Calculate how quickly you can pay off your mortgage and how much interest you can save.
House Affordability Calculator
Estimate how much house you can afford based on your income, debts, and finances.
Rent Calculator
Calculate your monthly rental costs and estimate your annual housing expenses.
Debt-to-Income Ratio Calculator
Calculate your debt-to-income ratio to evaluate your borrowing and financial health.
Real Estate Calculator
Calculate key real estate costs, returns, and investment metrics.
Refinance Calculator
Estimate your potential savings and new payments when refinancing a loan.
Rental Property Calculator
Analyze rental property income, expenses, cash flow, and potential returns.
FHA Loan Calculator
Estimate monthly payments and costs for an FHA home loan.
VA Mortgage Calculator
Estimate monthly payments and costs for a VA mortgage loan.
Home Equity Loan Calculator
Estimate payments and borrowing costs for a home equity loan.
HELOC Calculator
Estimate payments and interest costs for a home equity line of credit.
Down Payment Calculator
Calculate the down payment needed for a home and estimate your loan amount.
Rent vs. Buy Calculator
Compare the costs of renting versus buying a home over time.
Cash Back or Low Interest Calculator
Compare cash-back offers with low-interest financing to find the better deal.
Auto Lease Calculator
Calculate monthly car lease payments and the total cost of leasing a vehicle.
Finance Calculator
Calculate payments, interest, and costs for different types of financing.
Interest Rate Calculator
Calculate the interest rate based on loan amount, payment, and repayment terms.
Simple Interest Calculator
Calculate simple interest, principal, rate, and time for a financial investment or loan.
CD Calculator
Calculate the growth and interest earned on a certificate of deposit over time.
Health & Fitness Calculators
Health, fitness & wellness calculations
BMI Calculator
Check your Body Mass Index and weight category.
Body Fat Calculator
Estimate your body fat percentage.
Calorie Calculator
Estimate daily calories needed to maintain or change weight.
BMR Calculator
Calculate your basal metabolic rate.
Ideal Weight Calculator
Find your healthy weight range.
Pregnancy Calculator
Track pregnancy milestones and due date.
Due Date Calculator
Estimate your baby's arrival date.
Ovulation Calculator
Predict your most fertile days.
Water Intake Calculator
Find out how much water you should drink daily.
Macro Calculator
Calculate optimal protein, carbs, and fats.
Heart Rate Calculator
Find your target heart rate zones.
Sleep Calculator
Determine optimal sleep duration and cycles.
Protein Calculator
Calculate daily protein needs based on activity level.
Cholesterol Calculator
Estimate your cholesterol levels and risk.
Blood Pressure Calculator
Assess your blood pressure category and risk.
Pace Calculator
Calculate your running or walking pace, speed, distance, and time.
Army Body Fat Calculator
Estimate your body fat percentage using the U.S. Army body fat method.
Lean Body Mass Calculator
Calculate your estimated lean body mass based on your body measurements.
Healthy Weight Calculator
Estimate a healthy weight range based on your height and other factors.
Calories Burned Calculator
Estimate the calories you burn during different physical activities.
One Rep Max Calculator
Estimate your one-repetition maximum from your weight and repetitions.
Target Heart Rate Calculator
Calculate your target heart rate zones for exercise.
Pregnancy Weight Gain Calculator
Estimate recommended pregnancy weight gain based on pre-pregnancy BMI.
Pregnancy Conception Calculator
Estimate your conception date and related pregnancy dates.
Conception Calculator
Estimate your possible conception date based on your menstrual cycle.
Period Calculator
Estimate your next period and track your menstrual cycle.
Carbohydrate Calculator
Estimate your daily carbohydrate needs based on your goals and activity level.
Fat Intake Calculator
Calculate your recommended daily fat intake based on your calorie needs.
TDEE Calculator
Calculate your total daily energy expenditure based on your activity level.
GFR Calculator
Estimate glomerular filtration rate based on relevant health measurements.
Body Type Calculator
Determine your estimated body type based on your body measurements.
Body Surface Area Calculator
Calculate your estimated body surface area from height and weight.
BAC Calculator
Estimate blood alcohol concentration based on relevant inputs.
Math Calculators
Math, algebra, geometry & statistics tools
Percentage Calculator
Calculate what percent one number is of another.
Fraction Calculator
Add, subtract, multiply and divide fractions.
Decimal Calculator
Convert and calculate with decimal numbers.
Scientific Calculator
Advanced calculations with functions and constants.
Ratio Calculator
Simplify and solve ratio problems.
Average Calculator
Calculate mean, median, and mode.
Probability Calculator
Compute event probabilities and odds.
Statistics Calculator
Standard deviation, variance, and more.
Exponent Calculator
Calculate powers and roots easily.
Square Root Calculator
Find square roots of any number.
Geometry Calculator
Area, perimeter, and volume calculations.
Binary Calculator
Convert and calculate binary numbers.
Factor Calculator
Find factors and prime factorization of numbers.
Big Number Calculator
Perform calculations with very large numbers.
Volume Calculator
Calculate the volume of various 3D shapes.
Permutation and Combination Calculator
Calculate permutations and combinations for different values of n and r.
Z-Score Calculator
Calculate the z-score and determine how far a value is from the mean.
Confidence Interval Calculator
Calculate confidence intervals for a population mean or proportion.
Triangle Calculator
Calculate the sides, angles, area, and perimeter of a triangle.
Slope Calculator
Calculate the slope of a line using two points.
Area Calculator
Calculate the area of common geometric shapes.
Distance Calculator
Calculate the distance between two points using mathematical formulas.
Circle Calculator
Calculate the area, circumference, radius, and diameter of a circle.
Surface Area Calculator
Calculate the surface area of common three-dimensional shapes.
Pythagorean Theorem Calculator
Calculate the missing side of a right triangle using the Pythagorean theorem.
Right Triangle Calculator
Calculate the sides, angles, area, and other properties of a right triangle.
Random Number Generator
Generate random numbers within a specified range.
Percent Error Calculator
Calculate the percent error between an experimental value and a theoretical value.
Hex Calculator
Perform calculations and conversions using hexadecimal numbers.
Half-Life Calculator
Calculate half-life, remaining amount, decay time, or initial amount.
Quadratic Formula Calculator
Solve quadratic equations using the quadratic formula.
Log Calculator
Calculate logarithms with different bases.
Root Calculator
Calculate square roots, cube roots, and other nth roots.
Least Common Multiple Calculator
Find the least common multiple of two or more numbers.
Greatest Common Factor Calculator
Find the greatest common factor of two or more numbers.
Rounding Calculator
Round numbers to a specified number of decimal places or significant figures.
Matrix Calculator
Perform calculations with matrices including addition, subtraction, and multiplication.
Scientific Notation Calculator
Convert numbers to and from scientific notation and perform calculations.
Standard Deviation Calculator
Calculate the standard deviation, variance, and mean of a dataset.
Number Sequence Calculator
Find patterns, missing numbers, and formulas in number sequences.
Sample Size Calculator
Calculate the required sample size for a statistical study.
Conversions Calculators
Convert common units and measurements quickly
Length Converter
Convert between metric and imperial length units.
Weight Converter
Convert kilograms, pounds, ounces and more.
Temperature Converter
Convert Celsius, Fahrenheit, and Kelvin.
Area Converter
Convert square meters, acres, hectares, etc.
Volume Converter
Convert liters, gallons, cups, and more.
Speed Converter
Convert mph, km/h, m/s, and knots.
Time Converter
Convert seconds, minutes, hours, days, weeks.
Energy Converter
Convert joules, calories, BTU, and kWh.
Currency Converter
Convert between major world currencies.
Data Storage Converter
Convert bytes, KB, MB, GB, TB, and PB.
Pressure Converter
Convert pascals, bar, psi, and atm.
Power Converter
Convert watts, horsepower, and BTU/h.
Frequency Converter
Convert hertz, kilohertz, megahertz, and gigahertz.
Angle Converter
Convert degrees, radians, and gradians.
Fuel Efficiency Converter
Convert mpg, L/100km, and km/L.
Roman Numeral Converter
Convert numbers to Roman numerals and Roman numerals to numbers.
Torque Converter
Convert torque between newton-meters, pound-feet, kilogram-force meters, and more.
Heat Converter
Convert heat energy between joules, calories, kilocalories, BTU, and more.
Sound Converter
Convert sound and acoustic units such as decibels, bels, and sound intensity levels.
Typography Converter
Convert typography units such as points, picas, pixels, and other text measurement units.
Inductance Converter
Convert inductance between henries, millihenries, microhenries, and nanohenries.
Magnetism Converter
Convert magnetic units such as tesla, gauss, weber, and maxwell.
Magnetomotive Force Converter
Convert magnetomotive force between ampere-turns and other related units.
Other Calculators
Miscellaneous tools and everyday calculators
Age Calculator
Calculate your exact age in years, months, and days.
Date Calculator
Calculate the difference between two dates.
GPA Calculator
Calculate your Grade Point Average.
Grade Calculator
Calculate your final course grade.
Password Generator
Generate secure random passwords.
Tip Calculator
Calculate restaurant tips and split the bill.
Discount Calculator
Calculate discounts and final prices.
VAT Calculator
Calculate VAT inclusive or exclusive prices.
Sales Tax Calculator
Calculate sales tax and total amount.
Fuel Cost Calculator
Estimate fuel expenses for your trip.
Time Duration Calculator
Calculate the duration between two times.
Day Counter
Count the number of days between dates.
Day of the Week Calculator
Find the weekday for any date.
Voltage Drop Calculator
Calculate voltage drop across electrical wires and circuits.
Resistor Calculator
Calculate resistance, current, voltage, or power in a resistor circuit.
Ohm's Law Calculator
Calculate voltage, current, resistance, or power using Ohm’s Law.
Electricity Calculator
Calculate electrical power, energy, voltage, current, and resistance.