Online calculator catalog
Life 114
	Calendar   Gregorian date to Hindu mean lunisolar calendar,   Armenian calendar,   Fixed date to Gregorian date,   How many workdays between two dates?,   Gregorian date to Julian date, ... +28
	Date and Time   Issue number generator,   Date to timestamp converter,   Time difference between the cities,   Days count in several date spans,   Russian non-working days, ... +40
	Health   Ideal weight calculator using Body Mass Index,   Daily Needs Calorie Rate,   Weathering of alcohol concentration in the blood,   Figure's grace,   Determination of the baby's sex, ... +14
Professional 278
	Computers   LZW,   Network address and subnet mask (IPv4),   Unicode scripts and blocks,   Extract domain names from URLs and count unique names,   Shannon coding, ... +53
	Engineering   Coillator 3,   Binary numbers calculator,   Barometric leveling,   Throat Calculator for Overlapping Cylindrical Tanks,   Calculation of weight by volume, ... +54
	Finance   Effective interest rate,   When it becomes profitable to pay the tax as a sole proprietor in Russia?,   Calculation of payments on corporate property tax,   Compound interest,   Unused leave compensation at dismissal, ... +29
	Image processing   Watercolor effect,   Median filter,   Box filters for image processing,   Morphological filters, ... +1
	Navigation   Distance between two cities,   Tidal gate calculator (Rule of twelfths),   Course angles and distance between the two points on the orthodrome(great circle),   Fuel consumption,   Russia's regional registration plates, ... +14
	Statistics   Weighted moving average,   Text fitness,   Triple exponential smoothing,   Cuba World Development Indicators 2016 - in memory of Fidel Castro,   Seasonal fluctuations. Seasonal indices. Method of simple averages, ... +37
	Telecommunications   Flag semaphore signals,   VOIP call bandwidth,   PBX channel number calculation,   Morse Code,   Morse code. Mutator, ... +2
	Units converters   Conversion between imperial and metric units of area,   Exotic length units,   Height in the old Russian system of measures,   Conversion between any bases,   Meters per second and kilometers per hour, ... +27
	Сryptography   Vigenère cipher,   Caesar cipher with numbers,   Automated Vigenère cipher decoder,   Vigenère cipher breaker,   Pigpen cipher decoder, ... +16
Study 313
	Chemistry   Convert moles to grams and grams to moles.,   Molarity calculator,   Fertilizing,   Molar volume,   Molar mass of the substance, ... +14
	Math   Side of regular polygon from polygon area,   Area of a triangle,   Cylindrical tank volume,   Calculator of an area of a triangle using Hero's formula,   Tips and tricks #12: Long (infinite) calculations, ... +240
	Physics   Average Compressibility Factor, (dimensionless),   Acceleration of gravity,   Apparent temperature,   CaCl2 ppm to chlorides WPS ppm converter,   Angular velocity and linear velocity, ... +40