Online calculator catalog
Life 115
	Calendar   Gregorian to fixed date,   Armenian calendar,   Gregorian date to the Ahargana day count,   Hindu mean solar calendar to Gregorian date,   Week days calculator, ... +14
	Date and Time   Gregorian date to 365 days calendar,   Time period as minutes to midnight,   Hebrew calendar,   Weeks to months,   Date to timestamp converter, ... +56
	Health   The number of packs steroid you need for cycle,   Coronavirus disease epidemic in different countries,   Ideal weight calculator using Body Mass Index,   Daily Calorie Rate,   Daily Needs Calorie Rate, ... +14
Professional 275
	Computers   Joint Entropy,   Hartley's formula,   CSV table to JSON array,   H264 Maximum References Frames,   List filtering, ... +62
	Engineering   Shipment weight,   Internal forces diagrams for the two-support beam,   Tank Volume Calculators,   Butterfly Damper Calculator,   Altitude difference by barometric formula, ... +59
	Finance   Accretion and discounting of annuity payments,   USD to rubles and vice versa by the Central Bank of Russian Federation exchange rate,   Compound interest. Arbitrary payment,   Mortgage calculator,   Simple Interest Daily Rate, ... +30
	Image processing   Color image to black and white image,   Morphological filters,   Image manipulation,   Color to Grayscale Conversion,   Watercolor effect, ... +5
	Navigation   Compass point between two locations,   Russia's regional registration plates,   Fuel spent in liters, fuel tanks, and money,   Points of the compass,   Earth Radius by Latitude (WGS 84), ... +17
	Statistics   Number to Probability,   Exponential smoothing,   Exponential Moving Average,   Simple Moving Average,   Histogram group number, ... +27
	Telecommunications   PBX channel number calculation,   Morse code. Mutator,   Number of agents in a call center,   Morse Code, ... +1
	Units converters   Pounds to kilograms conversion and vice versa,   Height in the old Russian system of measures,   Degrees-minutes-seconds to decimal degrees conversion and vice versa.,   Ton-kilometer. Conversion based on the cost of a kilometer,   Miles per gallon to liters per kilometer fuel consumption converter, ... +18
	Сryptography   A2Z52 encoder/decoder,   Kasiski test,   Pigpen cipher decoder,   Gravity Falls Bill's symbol substitution cipher decoder,   Index of Coincidence, ... +11
Study 332
	Chemistry   Molarity calculator,   pH of a solution calculator,   ABV (Alcohol by volume),   Convert moles to liters and liters to moles,   Molar mass of the substance, ... +14
	Math   Quick Sum Calculator,   Stirling numbers of the second kind,   Bin packing problem 2,   Numeric complements,   Area of an irregular quadrangle with the given sides, ... +257
	Physics   CaCl2 ppm to chlorides WPS ppm converter,   Energy units,   Complementary color,   The waves and the wind. Calculation of wave characteristics,   The waves and the wind. Wave height statistical forecasting, ... +42