• Finance
  Finance Calculators

  • Compound Interest
  • Compound Interest (Daily)
  • Amortization Calculator
  • APY Calculator
  • CAGR Calculator
  • Car Loan Calculator
  • Credit Card Repayment

   

  • Currency Converter
  • Forex Compounding
  • Hourly to Salary Calc
  • How Long to Save
  • Interest Rate Calculator
  • IRR Calculator
  • Loan Calculator

  More Finance

  • Loan Payoff Calculator
  • Margin Calculator
  • Million to Billion Converter
  • Mortgage Calculator
  • Mortgage Refinance
  • Price Per Square Foot
  • Retirement Planning

   

  • Salary to Hourly Calc
  • Savings Calculators
  • Savings Goals
  • Simple Interest Calculator
  • SIP Calculator
  • Time and a Half Calculator
• Featured Units
  Height / Length

  • Centimeters to feet
  • Centimeters to inches
  • Feet to inches
  • Feet to meters
  • Inches to centimeters
  • Inches to feet
  • Meters to feet & inches
  • mm to inches

  Mass (Weight)

  • Grams to pounds
  • Kilos to stone & lb
  • Kilos to pounds
  • Micrograms to mg
  • Micrograms to grams
  • Milligrams to grams
  • Ounces to pounds
  • Stone to pounds & oz

  Volume

  • Cubic feet to gallons
  • Gallons to ounces
  • Liters to gallons
  • Liters to ounces

  Volume to Weight

  • Cubic yards to tons
  • Gallons to pounds
  • Liters to tons

  Force

  • Inch-pounds to ft-lb
  • Newton-Meters to ft lb

  Area

  • Square ft and acres
  • Square meters to square ft

  Area to Volume

  • Square feet to cubic feet
  • Square feet to cubic yds

  Energy

  • Amps to watts
  • Hertz to seconds
  • Lumens to Watts
  • Watts to amps
• Unit Groups
  Unit Converters

  • Acceleration
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  • Data Storage
  • Data Transfer Rate
  • Energy
  • Fuel Consumption
  • Gold Weight
  • Height
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  • Liquid Volume

   

  • Mass and Weight
  • Power
  • Pressure
  • Temperature
  • Time
  • Velocity
  • Water Weight
  • Weight
  • Weight to Volume
• Handy
  Home / Garden

  • Cubic Feet Calculator
  • Cubic Meters Calculator
  • Cubic Yards Calculator
  • Gravel Calculator
  • How Much Flooring
  • LED Savings Calculator
  • Mulch Calculator
  • Square Footage

  Time

  • Age Calculator
  • Chronological Age
  • Date Calculator
  • Days Between Dates
  • Days From Today
  • Days Until...

  Math

  • Decimal to Fraction
  • Density Calculator
  • Fractions Calculators
  • Hex to Decimal
  • Percentage Calculator
  • Percentage Change

  Misc

  • Birthday Calculator
  • Roman Numerals
  • Scientific Calculator
  • Final Grade Calculator
  • Uni Grade Calculator
• Cooking
  Cooking Calculators

  • Baking Conversions
  • Cooking Converter
  • Cups to Grams
  • Cups to mL
  • Cups to Ounces
  • Cups to Tablespoons
  • Grams to Cups
  • Grams to Ounces
  • Grams to Tablespoons
  • Grams to Teaspoons
  • mL to Grams

   

  • Ounces to mL
  • Ounces to Grams
  • Oven Temperatures
  • Pints to Cups
  • Pounds and Cups
  • Quarts to Cups
  • Sticks of Butter
  • Tablespoons to Teaspoons
  • Teaspoons to Grams
  • Teaspoons to mL
• Health
  Health Calculators

  • BMI Calculator
  • BMR Calculator
  • How Long to Walk a Mile
  • How Many Steps in a Mile
  • Kilojoules to Calories
  • Miles to Steps

   

  • Pregnancy Calculator
  • Sobriety Calculator
  • Steps to Km
  • Steps to Miles
  • WHR Calculator
• Articles
• Contact Us

Energy Calculators

Calculators and converters for energy efficiency.

LED Savings Calculator

Find out how much money and CO2 you can save by switching your regular light bulbs to LED light bulbs.

Lumens to Watts Calculator

Convert between lumens and watts for a variety of different types of lightbulb.

Watts to Lumens Calculator

Convert between watts and lumens to calculate the brightness capacity of your lightbulb.

Comments and Suggestions?

Please feel free to contact me with your comments on my calculators.