Online calculator catalog
Life 113
	Calendar   Armenian calendar,   Julian days calculation,   Hindu mean solar calendar to Gregorian date,   How many workdays between two dates?,   Ancient Egyptian Calendar, ... +26
	Date and Time   Time Use Summary,   Date by the Julian Day Number,   Daylight saving time,   How many days are there between two dates?,   Russian non-working days, ... +42
	Health   Brunhard's formula ideal weight calculator,   Coronavirus disease epidemic in different countries,   Proportionality of body — McCallum's formula,   Strength of alcoholic cocktail,   Weathering of alcohol concentration in the blood, ... +14
Professional 283
	Computers   CSV table to JSON array,   HTML table to JSON array,   Simple math in any numeral system,   Unicode scripts and blocks,   String to list converter, ... +53
	Engineering   Equilibrium moisture content ,   Barlow formula,   Parallel and perpendicular lines on a plane,   Usable volume of tank,   Determining air humidity with the psychrometric method, ... +55
	Finance   Tax deductions from personal income tax,   Real interest rate using Fisher equation,   Simple Interest,   Inflation in Russia,   Accretion and discounting of annuity payments, ... +29
	Image processing   Jpeg image meta-data,   Color image to black and white image,   Box filters for image processing,   Digital images parameters comparison,   Watercolor effect, ... +5
	Navigation   Prospect distance from the ground and line of sight distance between two observers,   Ford VIN decoder - Line information,   Fuel spent in liters, fuel tanks, and money,   Course angle and the distance between the two points on loxodrome (rhumb line).,   Points of the compass, ... +14
	Statistics   Normal distribution,   Geometric Distribution. Probability density function, cumulative distribution function, mean and variance,   Events timeline,   Cuba World Development Indicators 2016 - in memory of Fidel Castro,   Text fitness (version 2), ... +37
	Telecommunications   Number of agents in a call center,   PBX channel number calculation,   Morse Code,   VOIP call bandwidth,   Morse code. Mutator, ... +2
	Units converters   Math operations on degrees,   Number of flagstones to units of area and vice versa,   Cartesian and polar two-dimensional coordinate systems,   Area expression with different units,   Cubic meters of wood, ... +27
	Сryptography   Pangram checker,   Caesar cipher with numbers,   PATHFINDER cipher checker,   Playfair cipher,   Vigenère cipher breaker, ... +16
Study 316
	Chemistry   Molarity calculator,   Convert grams to liters and liters to grams,   Convert moles to grams and grams to moles.,   Molar volume,   Chemical equation balancer, ... +14
	Math   Gaps and missing numbers finder,   Combinatorics. Permutation generator from n to m without repetitions,   Inverse trigonometric functions,   Solution of nonhomogeneous system of linear equations using matrix inverse,   Torus, ... +243
	Physics   Saturation vapor pressure,   Relative humidity to absolute humidity and vice versa calculators,   Battery discharge time depending upon load,   p-t Graph Analysis,   Ohm's law, ... +40