Online calculator catalog
Life 121
	Calendar   Hindu mean lunisolar calendar to Gregorian date,   Ethiopian calendar,   Roman calendar,   Week days calculator,   Gregorian date to Julian date, ... +14
	Date and Time   Ancient Egyptian Calendar,   How many days are there between two dates?,   Issue number generator,   Travel Duration,   Gregorian date to 365 days calendar, ... +60
	Health   McDonald's meal nutrition facts,   Pregnancy Due Date Predictor,   Body Proportions Calculator,   Daily Calorie Rate,   Body proportionality, ... +13
Professional 322
	Computers   Information gain calculator,   Regular expression tester,   HTML table to JSON array,   Vigenère cipher,   Joint Entropy, ... +60
	Engineering   Flow Rate and Pressure Drop of Gas Through a Pipeline,   Trapezoid - Shaped Throat Opening,   Prueba2,   Baffle Plate Gap Calculator,   Equilibrium moisture content , ... +34
	Finance   Mortgage calculator,   Calculation of payments on corporate property tax,   Tax-Adjusted Deal Profitability Calculator,   Discount calculator,   Effective interest rate, ... +30
	Image processing   Morphological filters,   Color image to black and white image,   Image Flip & Rotate,   Watercolor Filter,   Jpeg image meta-data, ... +6
	Navigation   Earth Radius by Latitude (WGS 84),   Points of the compass,   City objects observation,   Distance between two cities,   Flag Semaphore Translator, ... +15
	Statistics   Log-normal distribution,   Sсhorygin similarity coefficient for a series of samples,   Geometric Distribution. Probability density function, cumulative distribution function, mean and variance,   Paired Sample t-Test,   Two sample t-Test, ... +32
	Telecommunications   VOIP call bandwidth,   PBX channel number calculation,   Morse-ify and Modify.,   Number of agents in a call center, ... +1
	Units converters   Plane angles measurement systems,   The Decimal to Binary, Hexadecimal, and Octal Converter,   Pressure units converter,   Digital image size in pixels and photo print size,   Area Converter, ... +19
	Сryptography   Pigpen cipher decoder,   Калкулатор на поени,   Compound interest deposit term calculator,   ODT Data Extractor,   Rail fence cipher, ... +80
Study 419
	Astronomy   Shadow length,   Declination and maximum altitude of the Sun above the horizon on a given date,   Dates of the beginning and end of polar night and polar day at a given latitude,
	Chemistry   Fertilizing,   Mixing solutions of different concentrations,   Chemical equation balancer,   Finding the reactions for the chain of transformations,   Molar volume, ... +20
	Math   Team combinations, with conditions such as team roles and limits,   Modular inverse of a matrix,   Linear recurrence with constant coefficients,   Modulo over rational numbers,   Jaccard / Tanimoto coefficient, ... +309
	Physics   Apparent temperature,   Angular velocity and linear velocity,   Power into torque, and vice versa,   Change in volume of liquid under pressure (compressibility),   Complementary color, ... +61