All Tools by Category
Explore our comprehensive collection of free online utilities organized for easy access.
Financial Calculators
19 toolsMortgage Calculator
Calculate monthly mortgage payments and total interest
Loan EMI Calculator
Calculate monthly loan installments with interest
Auto Loan Calculator
Calculate car loan payments and total cost
Interest Calculator
Calculate simple and compound interest earnings
Payment Calculator
Calculate monthly payments for loans and credit cards
Amortization Calculator
Generate detailed loan amortization schedules
Inflation Calculator
Calculate purchasing power change over time
Finance Calculator
Time Value of Money (TVM) solver
Income Tax Calculator
Estimate federal and state income taxes
Compound Interest Calculator
Calculate compound interest growth
Interest Rate Calculator
Find the interest rate of a loan or investment
Retirement Calculator
Plan your retirement savings and income needs
Investment Calculator
Calculate investment returns and growth over time
Salary Calculator
Convert between hourly, monthly, and annual salary
Sales Tax Calculator
Calculate sales tax and total price with tax
Tip Calculator
Calculate tips and split bills easily
Currency Converter
Convert between major world currencies
Percentage Calculator
Find percentage of any number instantly
Percentage Change
Calculate percentage increase or decrease
Fitness & Health Calculators
10 toolsBMI Calculator
Calculate Body Mass Index and health category
Age Calculator
Calculate your exact age in years, months, days, and more
Calorie Calculator
Calculate daily calorie needs for weight goals
Body Fat Calculator
Estimate body fat percentage from measurements
BMR Calculator
Calculate Basal Metabolic Rate and resting calories
Ideal Weight Calculator
Calculate your healthy ideal body weight range
Pace Calculator
Calculate running pace, time, and distance
Pregnancy Calculator
Calculate pregnancy timeline, due date, and weekly milestones
Pregnancy Conception Calculator
Calculate conception date and fertile window
Due Date Calculator
Calculate pregnancy due date and important milestones
Math Calculators
8 toolsSimple Calculator
Basic arithmetic operations
Percentage Calculator
Find percentage of any number instantly
Percentage Change
Calculate percentage increase or decrease
Area Calculator
Calculate area of geometric shapes
Volume Calculator
Calculate volume of 3D shapes
Speed Calculator
Calculate speed, distance, time
Odd/Even Checker
Determine if a number is odd or even
Leap Year Checker
Check if a year is a leap year
Date & Time Calculators
4 toolsUnit Converters
9 toolsTemperature Converter
Convert Celsius, Fahrenheit, Kelvin
Currency Converter
Convert between major world currencies
Length Converter
Convert meters, feet, inches, miles
Volume Converter
Convert Liters, Gallons, Cups
Power Converter
Convert Watts, Horsepower, kW
Pressure Converter
Convert PSI, Bar, Pascal, atm
Energy Converter
Convert between Joules, Calories, kWh, and more
Force Converter
Convert Newtons, kg-force, lb-force
Fuel Converter
Convert MPG, L/100km, km/L