Online calculator catalog
Life 113
	Calendar   Orthodox Easter date calculator,   Coptic calendar,   Armenian calendar,   Gregorian calendar. Julian calendar. The calendar eras.,   Gregorian to fixed date, ... +26
	Date and Time   Equation of time,   Travel Duration,   Jarvis march,   Total time,   Issue number generator, ... +42
	Health   The number of packs steroid you need for cycle,   Figure's grace,   Weathering of alcohol concentration in the blood,   Lorenc formula of ideal weight,   Daily Calorie Rate, ... +14
Professional 283
	Computers   Network address and subnet mask (IPv4),   Lines filter by number,   Unicode scripts and blocks,   Keyboard layout and password,   Unique words count, ... +53
	Engineering   Arithmetic progression,   Liquid level in the tilted cylinder,   Derivative,   Simple beam support reactions,   Trapezoid - Shaped Throat Opening, ... +55
	Finance   Accretion and discounting of annuity payments,   Calculation of payments on corporate property tax,   Simple Interest Daily Rate,   When it becomes profitable to pay the tax as a sole proprietor in Russia?,   Effective interest rate, ... +29
	Image processing   Image manipulation,   Color to Grayscale Conversion,   Watercolor effect,   Color image to black and white image,   Morphological filters, ... +5
	Navigation   Points of the compass,   Course angles and distance between the two points on the orthodrome(great circle),   Earth Radius by Latitude (WGS 84),   Fuel spent in liters, fuel tanks, and money,   Cost of one hour (or kilometer), ... +14
	Statistics   Text fitness (version 2),   Histogram group number,   Student t-distribution,   Two sample t-Test,   Centered Moving Average, ... +37
	Telecommunications   Morse Code,   Flag semaphore signals,   VOIP call bandwidth,   Number of agents in a call center,   Morse code. Mutator, ... +2
	Units converters   Cartesian and polar two-dimensional coordinate systems,   Number of flagstones to units of area and vice versa,   Conversion of pounds into inches,   Nautical measurement units,   Expressing length through different units, ... +27
	Сryptography   Automated Vigenère cipher decoder,   Gravity Falls Bill's symbol substitution cipher decoder,   PATHFINDER cipher checker,   Atbash cipher,   Vigenère cipher, ... +16
Study 316
	Chemistry   pH of a solution calculator,   Peptides dissolution calculator.,   Convert moles to grams and grams to moles.,   Molar mass of the substance,   Convert moles to liters and liters to moles, ... +14
	Math   Cryptarithmetic puzzle solver,   Circumcircle of a triangle ,   Standard form polynomial,   Side length of a triangle,   Column method for multiplying numbers, ... +243
	Physics   Relative humidity to absolute humidity and vice versa calculators,   Normal force,   Space object velocity,   Saturation vapor pressure,   Kinematics Problem: Ball Thrown Straight Up, ... +40