Online calculator catalog
Life 102
	Calendar   Armenian calendar,   Fixed date to Gregorian date,   Gregorian to fixed date,   ISO calendar,   Days between dates. The historical version., ... +8
	Date and Time   Hebrew calendar,   Time zones,   Old Russian (Byzantine) system of chronology,   Date to timestamp converter,   Time between two dates with time zone, ... +50
	Health   Body proportionality,   Nagler's ideal weight calculator,   Daily Needs Calorie Rate,   Ideal weight calculator using Paul Broca formula,   Brunhald formula ideal weight calculator, ... +14
Professional 272
	Computers   Select a phone number from the text,   Lines filter by number,   The Discrete Fourier Transform Sandbox,   LZW,   String to list converter, ... +58
	Engineering   Altitude Pressure,   Arithmetic sequence calculator and problems solver,   Math equation simplification,   Derivative,   Liquid level in the tilted cylinder, ... +57
	Finance   Real interest rate using Fisher equation,   Simple Interest Daily Rate,   Russian Central Bank Currency Rates,   Mortgage calculator,   The Central Bank of Russia exchange rate difference, ... +29
	Navigation   Ford VIN decoder - Line information,   Tidal gate calculator (Rule of twelfths),   Earth Radius by Latitude (WGS 84),   Compass, magnetic and true course calculator,   City objects observation, ... +17
	Statistics   Z-score / Standard score,   Urn probability simulator,   Exponential Moving Average,   Mann-Whitney test,   Indicators of variations, ... +38
	Telecommunications   Number of agents in call center,   Morse code. Mutator,   VOIP call bandwidth,   PBX channel number calculation, ... +1
	Units converters   Inches to pixels and pixels to inches converter,   Plane angles measurement systems,   Display aspect ratio and dimensions,   Conversion of decimal number to other notations,   Conversion of pounds into inches, ... +19
	Сryptography   Isogram checker,   Vigenère cipher,   Substitution cipher breaker,   Atbash cipher,   Kasiski test, ... +13
Study 308
	Chemistry   Molarity calculator,   Molar mass of the substance,   Peptide calculator,   Peptides dissolution calculator.,   Dilution calculator and problems solver, ... +14
	Math   Stirling numbers of the second kind,   Characteristic polynomial,   Apparent length from angular size,   Modular exponentiation,   Factoring trinomials, ... +235
	Physics   Normal force,   Projection,   p-t Graph Analysis,   Capacitor in Direct Current Circuit,   Angular velocity and linear velocity, ... +40