50+ Free Calculators · No Sign-up Required
UnitCalcPro
Your Ultimate Hub for Financial, Fitness & Conversion Calculators.
Fast, accurate, and always free.
Financial Calculators
Mortgage Calculator
Estimate monthly payments, total interest, and full amortization schedule.
Plan Your Payments →
Loan Calculator
Calculate payments, interest, and full term for any personal loan.
Find Loan Details →
Auto Loan Calculator
Find your ideal car loan payments, total cost, and payoff timeline.
See Car Payments →
Interest Calculator
Simple or compound interest for any investment, savings, or loan.
Explore Your Growth →
Investment Calculator
Project future value of investments with regular contributions.
Project Your Wealth →
Retirement Calculator
Project savings, withdrawal rate, and age to retire comfortably.
Plan Your Future →
Budget Planner
Track income and expenses to take full control of your money.
Organize Finances →
Debt Payoff Calculator
Avalanche or snowball method — see your debt-free date.
Crush Your Debt →
EMI Calculator
Calculate Equated Monthly Installments for any loan quickly.
Calc My EMI →
Home Affordability
Find out how much home you can comfortably afford to buy.
Check Affordability →
Health & Fitness Calculators
BMI Calculator
Body Mass Index with healthy weight range guide and interpretation.
Check My BMI →
BMR Calculator
Find your Basal Metabolic Rate — calories burned at rest.
Find My BMR →
Calorie Calculator
Daily calorie needs (TDEE) with macro breakdown for your goals.
Calculate My Calories →
Body Fat Calculator
Estimate body fat percentage using the Navy method.
Find Body Fat % →
Ideal Weight Calculator
Your healthy weight range based on height and body frame.
Find Ideal Weight →
Due Date Calculator
Estimate your baby's due date from last period or conception date.
Calculate Due Date →
Heart Rate Zone Calculator
Train smarter with your personal 5 heart rate training zones.
Find My Zones →
Macronutrient Calculator
Protein, carb, and fat targets tailored to your fitness goals.
Get My Macros →
Unit Converters
Length Converter
Meters, feet, inches, miles, kilometers and more.
Convert Length →
Weight Converter
Kilograms, pounds, ounces, stones and more.
Convert Weight →
Temperature Converter
Celsius, Fahrenheit, Kelvin, and Rankine.
Convert Temp →
Area Converter
Square meters, acres, hectares, square feet and more.
Convert Area →
Speed Converter
MPH, km/h, m/s, knots, and Mach.
Convert Speed →
Volume Converter
Liters, gallons, cups, fluid ounces and more.
Convert Volume →
Data Storage Converter
Bytes, KB, MB, GB, TB — digital storage made easy.
Convert Data →
Science & Physics Calculators
Acceleration Converter
m/s², g-force, ft/s² and more acceleration units.
Convert Acceleration →
Energy Converter
Joules, calories, kWh, BTU and more energy units.
Convert Energy →
Force Converter
Newtons, pounds-force, kilogram-force and more.
Convert Force →
Density Converter
kg/m³, g/cm³, lb/ft³ and other density units.
Convert Density →
Get Free Calculator Tips & Finance Guides
Weekly practical guides, new tool alerts, and personal finance templates. No spam, ever.