Calculator Galaxy

Your comprehensive collection of free online calculators for finance, health, math and everyday calculations

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Popular Calculators

Mortgage Calculator

Calculate monthly mortgage payments and total costs

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Compound Interest Calculator

Calculate growth with compound interest

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BMI Calculator

Calculate Body Mass Index and weight status

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Financial Calculators

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Mortgage Calculator

Calculate monthly mortgage payments and total costs

Mortgage Refinance Calculator

Compare your current mortgage with refinancing options to see potential savings

Loan Calculator

Determine loan payments and amortization schedules

Auto Loan Calculator

Calculate car loan payments and interest costs

Personal Loan Calculator

Calculate personal loan payments and analyze your ability to manage the debt

Payday Loan Calculator

Calculate the true cost of payday loans and understand their impact on your finances

Student Loan Calculator

Calculate student loan payments, interest, and early payoff options

Student Loan Refinance Calculator

Compare savings and benefits from refinancing student loans

Personal Loan Refinance Calculator

Compare your current personal loan with a refinanced loan to see potential savings

Amortization Calculator

Generate detailed loan amortization schedules

Loan Comparison Calculator

Compare different loan options

Loan Refinance Calculator

Determine if refinancing makes sense

Health & Fitness Calculators

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BMI Calculator

Calculate Body Mass Index and weight status

Calorie Calculator

Determine daily calorie needs

Body Fat Calculator

Estimate body fat percentage

BMR Calculator

Calculate Basal Metabolic Rate

Macro Calculator

Calculate macronutrient ratios for diet plans

Ideal Weight Calculator

Determine healthy weight ranges

Pregnancy Calculator

Calculate due dates and pregnancy milestones

Pregnancy Weight Gain Calculator

Track healthy pregnancy weight gain

Due Date Calculator

Estimate baby's due date

Pace Calculator

Calculate running or walking pace

Army Body Fat Calculator

Calculate body fat using Army standards

Carbohydrate Calculator

Plan carbohydrate intake

Math Calculators

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Scientific Calculator

Advanced mathematical calculations

Fraction Calculator

Calculate with fractions

Percentage Calculator

Calculate percentages and changes

Basic Calculator

Simple arithmetic calculations

Percentage Error Calculator

Calculate measurement error

Percent Given Value Calculator

Find percentage from a value

Value Given Percent Calculator

Find value from a percentage

Binary Calculator

Convert and calculate in binary

Hex Calculator

Convert and calculate in hexadecimal

Two's Complement Calculator

Convert numbers to and from two's complement representation

Scientific Notation Calculator

Convert numbers to and from scientific notation

Significant Figures Calculator

Calculate the number of significant figures in a number

Date & Time Calculators

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Age Calculator

Calculate exact age between dates

Date Calculator

Add or subtract days from dates

Time Duration Calculator

Calculate time durations

Hours Calculator

Calculate work hours and time differences

Time Card Calculator

Calculate work hours and pay

Time Zone Calculator

Convert between different time zones

Day Counter

Count days between dates

Day of the Week Calculator

Find the day of week for any date

Housing & Building Calculators

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Concrete Calculator

Calculate concrete volume needed

BTU Calculator

Calculate heating/cooling requirements

Square Footage Calculator

Calculate area for rooms and buildings

Stair Calculator

Calculate stair dimensions

Roofing Calculator

Calculate roofing material requirements

Tile Calculator

Calculate tile requirements

Mulch Calculator

Calculate mulch volume needed

Gravel Calculator

Calculate gravel quantity needed

Paint Calculator

Calculate paint requirements

Measurement & Unit Calculators

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Height Calculator

Convert between height units

Conversion Calculator

Convert between various units

GDP Calculator

Calculate Gross Domestic Product

Mass Calculator

Convert between mass units

Weight Calculator

Convert between weight units

Speed Calculator

Calculate and convert speeds

Molarity Calculator

Calculate chemical concentrations

Molecular Weight Calculator

Calculate molecular weights

Roman Numeral Converter

Convert between Roman and Arabic numerals

Electronics Calculators

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Voltage Drop Calculator

Calculate voltage drop in circuits

Resistor Calculator

Calculate resistor values and color codes

Ohms Law Calculator

Calculate voltage, current, resistance and power

Electricity Calculator

Calculate electrical usage and costs

Internet & Tech Calculators

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IP Subnet Calculator

Calculate IP subnets and ranges

Password Generator

Generate secure passwords

Bandwidth Calculator

Calculate data transfer times and requirements

Everyday Utility Calculators

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GPA Calculator

Calculate grade point average

Grade Calculator

Calculate final grades needed

Bra Size Calculator

Determine correct bra sizing

Tip Calculator

Calculate appropriate tip and split bills

Golf Handicap Calculator

Calculate golf handicap index

Sleep Calculator

Optimize sleep cycles and wake times

Discount and Tax Calculator

Calculate final prices with discounts and taxes

Weather Calculators

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Wind Chill Calculator

Calculate wind chill factor

Heat Index Calculator

Calculate heat index from temperature and humidity

Dew Point Calculator

Calculate dew point temperature

Transportation Calculators

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Fuel Cost Calculator

Calculate trip fuel costs

Gas Mileage Calculator

Calculate fuel efficiency

Horsepower Calculator

Calculate engine horsepower

Engine Horsepower Calculator

Detailed engine power calculations

Mileage Calculator

Calculate distance, fuel, and costs

Tire Size Calculator

Compare tire sizes and speedometer accuracy

Auto Lease Calculator

Calculate lease payments and terms

Physics Calculators

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Acceleration Calculator

Calculate acceleration of objects

Force Calculator

Calculate force using Newton's laws

Friction Calculator

Calculate frictional forces

Velocity Calculator

Calculate velocity and speed

Displacement Calculator

Calculate distance traveled

Free Fall Calculator

Calculate free fall motion

Kinetic Energy Calculator

Calculate energy of moving objects

Potential Energy Calculator

Calculate stored energy

Rotational Kinetic Energy Calculator

Calculate rotational energy

E = mc² Calculator

Calculate mass-energy equivalence

Moment Of Inertia Calculator

Calculate resistance to rotational acceleration

Normal Force Calculator

Calculate perpendicular force

Fun Calculators

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DnD Dice Roller

Roll virtual dice for games such as Dungeons and Dragons

Love Calculator

Fun compatibility calculator

Procrastination Calculator

Calculate your optimal panic time and discover how doomed you really are!

Pizza Party Calculator

Calculate the perfect amount of pizza for your party - never run out or over-order again!

Zombie Apocalypse Survival Calculator

Find out how long you'd last when the undead rise! Based on totally scientific zombie research.

Coffee Addiction Level Calculator

Discover your coffee dependency level and embrace your caffeinated lifestyle!

Dad Joke Quality Calculator

Rate your dad jokes on the official groan-o-meter scale!

Social Battery Calculator

Calculate how much social energy you'll have left after an event!

Netflix Binge Calculator

Calculate your binge-watching endurance and prepare for the marathon!

Monday Mood Calculator

Diagnose your case of the Mondays and calculate survival probability!

Excuse Generator Calculator

Generate believable excuses for any situation - use responsibly!

Karaoke Song Selector

Find the perfect karaoke song for your audience!

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About Calculator Galaxy

Calculator Galaxy provides free online calculators for various purposes. All calculators are designed to be easy to use and provide accurate results for your financial, health, mathematical, and everyday calculation needs.

Our tools are regularly updated to ensure accuracy and reliability. If you have suggestions for new calculators, please let us know!