Online calculator catalog
Life 48
	Calendar   The Muslim calendar. The Gregorian calendar conversion,   Area de la Sombra de un Objeto,   Number of days in a year,   Orthodox Easter date calculator,   Julian Day, ... +13
	Date and Time   Moonphases,   How many weeks are between two dates,   Total time,   Date by the Julian Day Number,   Sun position at a given date. Azimuth and elevation table., ... +33
	Health   The basal metabolic rate,   Ideal weight calculator using Body Mass Index,   Ideal weight calculator using Paul Broca formula,   Body fat calculator - YMCA formula,
Professional 149
	Computers   Symbol frequencies table,   Hill cipher,   Binary Coded Decimal (BCD),   LL1 grammar analysis. Yet another top-down parser generator.,   Count the number of words, ... +15
	Engineering   Counting pipes from the end face,   Math equation simplification,   Median of a triangle,   Trigonometric functions,   Hip roof calculator, ... +48
	Finance   Progressive tax,   Bank card number validation,   Compound interest. Arbitrary payment,   The calculation of amortization for tax purposes,   Percentage, ... +8
	Navigation   Compass Points,   Compass point between two locations,   Distance across the surface vs distance through the Earth,   Course angle and the distance between the two points on loxodrome (rhumb line).,   Points of the compass, ... +11
	Statistics   Bernoulli trials table,   Chande momentum oscillator indicator,   Binomial distribution, probability density function, cumulative distribution function, mean and variance,   Cuba World Development Indicators 2016 - in memory of Fidel Castro,   Seasonal fluctuations. Seasonal indices. Constant mean method., ... +29
	Telecommunications   Flag semaphore signals,   PBX channel number calculation,   VOIP call bandwidth,   Telecommunications traffic, Erlang,
	Units converters   Imperial to Metric and Metric to Imperial measures of length converter,   Display aspect ratio and dimensions,   Number of flagstones to units of area and vice versa,   Beaufort scale,   Conversion of fractional numbers between numeral systems, ... +14
Study 222
	Astronomy   Shadow length,   Azimuth and solar elevation angle,   Angular size, linear size and distance,   Sunrise and sunset time,   Sun position at a given date. Azimuth and elevation table., ... +2
	Chemistry   Clapeyron-Mendeleev equation. The relationship between the number of moles of gas, the temperature, volume and pressure.,   Raoult's Second law and the freezing temperature.,   Convert moles to grams and grams to moles.,   Chemical equation balance,   Density of oil, ... +3
	Math   Inverse trigonometric functions,   Bin packing problem,   Ball radius calculated by volume,   Area de la Sombra de un Objeto,   Factoring calculator, ... +157
	Physics   Kinematics. Throwing body up problem,   Determining air humidity with psychrometric method,   Dew point,   Projection,   Complementary color, ... +41