| GCat | General Reference |
| MCat | Reference |
| SCat | Calculators |
Converting one currency denomination to another. Metric conversion calculators - distance, weights and measures. Financial planning calculators. Cooking measures and conversions. Conversion tables and formulas. Cooking measures. Date and time conversions.
Area Equivalents [6426] 
Convert sq. meters, sq. inches, sq. feet, sq. yards, sq. rods, sq. chains, roods, acres, sq. miles
Convert sq. meters, sq. inches, sq. feet, sq. yards, sq. rods, sq. chains, roods, acres, sq. miles
Blood Alcohol Calculator [17955]
Calculate BAC percentage based on type of drinks consumed, percent alcohol, weight & hours consuming
Calculate BAC percentage based on type of drinks consumed, percent alcohol, weight & hours consuming
Construction Calculators [22038]
Concrete calculators, aggregate calculator, road materials calculators and more
Concrete calculators, aggregate calculator, road materials calculators and more
Conversion Factors for Energy Equivalents [21728]
CODATA-recommended values of fundamental physical restraints
CODATA-recommended values of fundamental physical restraints
Conversion Tables and Formulas [537]
Provides conversion formulas for acres, BTU, liquid measurements, temperature, etc.
Provides conversion formulas for acres, BTU, liquid measurements, temperature, etc.
Energy/Work Equivalents [5301]
Convert joules, kg-meters, ft-lbs, kw-hrs, btu, liter-atm, k-cal, metric hp-hrs, US hp-hrs
Convert joules, kg-meters, ft-lbs, kw-hrs, btu, liter-atm, k-cal, metric hp-hrs, US hp-hrs
Federal Holidays [5100]
Select the year for which you would like a complete listing of Federal holidays for that year
Select the year for which you would like a complete listing of Federal holidays for that year
Greenwich Mean Time [13391]
Obtain the GMT plus current time in USA, Canda, Europe, Major Markets of the World
Obtain the GMT plus current time in USA, Canda, Europe, Major Markets of the World
Job Estimators [25238] Handy project calculators - tells you how many sq ft of flooring to purchase, etc.
Life Expectancy Calculator [15294]
Computes the additional life expectancy depending on gender and current age
Computes the additional life expectancy depending on gender and current age
Lunar Eclipse Computer [5099]
Obtain the circumstances of recent and upcoming lunar eclipses for any location
Obtain the circumstances of recent and upcoming lunar eclipses for any location
Mass Equivalents [9176]
Convert kilograms, grains, troy ounces & pounds, short &, long tons, metric tons, avoirdupois ounces
Convert kilograms, grains, troy ounces & pounds, short &, long tons, metric tons, avoirdupois ounces
Online Conversion [13319]
Calculators convert weights, measures and units conversion/calculation modules
Calculators convert weights, measures and units conversion/calculation modules
Pressure Equivalents [3240]
Convert megadynes, kg/sq cm, lb/sq in, atomospheres, Hg meters & inches, H20 meters, feett, inches
Convert megadynes, kg/sq cm, lb/sq in, atomospheres, Hg meters & inches, H20 meters, feett, inches
SI - The Metrics International System of Units [21726]
Provides the conversion relationship between US customary units and SI International System units
Provides the conversion relationship between US customary units and SI International System units
Sun & Moon Rise and Set [5097]
Receive sun and moon data for a single day by providing the date and location
Receive sun and moon data for a single day by providing the date and location
Sunset Calculator [5098]
Calculates the times of sunrise and sunset for that specific location, on that specified date
Calculates the times of sunrise and sunset for that specific location, on that specified date
U.S. Fluid or Liquid Equivalents [4516]
Convert minims, drams, ounces, gills, pints, quarts, gallons, barrels
Convert minims, drams, ounces, gills, pints, quarts, gallons, barrels
World Clock - Time Zones [2291]
Displays the current time and date for different time zones around the world
Displays the current time and date for different time zones around the world
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