Online calculators

Online calculator catalog
Life 124
	Calendar 365 days calendar date to Gregorian date, Gregorian date to Julian date, Hindu mean solar calendar to Gregorian date, Gregorian date to Hindu mean solar calendar, Fixed date to Gregorian date, ... +14
	Date and Time World Time Calculator, Time percentage, Mayan calendar, 2012, the end of the world., Azimuth and solar elevation angle, Date plus days, ... +60
	Health Daily Calorie Rate, Brunhard's formula ideal weight calculator, Body Proportions Calculator, The number of packs steroid you need for cycle, Nagler's Ideal Weight Calculator, ... +13
Professional 325
	Computers Substitution cipher tool, Automated Vigenère cipher decoder, Keyboard layout and password, Shannon Entropy, Numeral System Converter, ... +60
	Engineering Wallpaper calculator, Shipment weight, Butterfly Damper Calculator, The amount of material for the mesh, Walls volume, ... +34
	Finance Discount calculator, Tax-Adjusted Deal Profitability Calculator, Labor retirement pension amount (for Russia), Progressive tax, Compound interest, ... +30
	Image processing Morphological filters, Image color set, Digital images parameters comparison, Median filter, Jpeg image meta-data, ... +6
	Navigation Russia's regional registration plates, City objects observation, Distance between two cities, Fuel consumption, Ford VIN decoder - Line information, ... +15
	Statistics Two sample t-Test, Chande momentum oscillator indicator, Histogram Builder, Text fitness (version 2), Binomial distribution, probability density function, cumulative distribution function, mean and variance, ... +32
	Telecommunications VOIP call bandwidth, Morse Code Converter: Translate and Decode Messages, Morse-ify and Modify., PBX channel number calculation, ... +1
	Units converters Height in the old Russian system of measures, Ton-kilometer. Conversion based on the cost of a kilometer, Degrees-minutes-seconds to decimal degrees conversion and vice versa., The Decimal to Binary, Hexadecimal, and Octal Converter, Cubic meters of wood, ... +19
	Сryptography Apartment sale tax, Inkscape SVG cleaner, Land tax, Tips and tricks #4: How to make calculator with table output, Amount of timber for the house, ... +83
Study 420
	Astronomy Dates of the beginning and end of polar night and polar day at a given latitude, Zero Shadow Day, Shadow length,
	Chemistry Finding the reactions for the chain of transformations, ABV (Alcohol by volume), Molar volume, Molarity calculator, Molar mass of the substance, ... +20
	Math Regular polygon, number of sides and length of side from incircle and circumcircle radii, Cryptarithmetic puzzle solver, Angle bisector of a triangle, Modular Multiplicative Inverse Calculator, Volume of geometric shapes, ... +310
	Physics Normal force, Apparent temperature, Torricelli's formula (kinematics), Volume of body given the buoyant force, Saturation vapor pressure, ... +61

990 calculators in total.

Latest calculators

2025-06-13 11:24:55 Moment of Inertia
2025-06-11 09:46:02 Gaming Raid Time Converter: Simplify Global Event Scheduling
2025-05-31 11:41:57 Dart Score Calculator: Master 501, 301 & 301 Double-In Games
2025-05-28 22:47:22 Bill Splitter - Simplify Group Expenses with Ease
2024-09-09 07:05:59 Count the number of separated values in the list

Latest requests

2025-03-29 23:14:46 Creative
2024-12-12 23:39:16 Soul Calendar dating calculator
2024-10-12 17:27:18 Ayanamsha
2024-10-10 19:46:38 Week number generator from any given date in the past and into the future
2024-10-10 19:45:49 Week number generator from any given date in the past and into the future

Last comments

2025-06-10 11:19:28 Numbered list maker (4)
2025-05-30 19:31:48 How many days are there between two dates? (975)
2025-05-20 09:46:58 Chemical equation balancer (116)
2025-05-13 16:28:04 Time Span Calculator (2814)
2025-04-12 06:13:21 Quick Sum Calculator (9)

Online calculator

A web-based tool or program accessible via internet browsers, designed to perform mathematical calculations (e.g., arithmetic, algebraic, or scientific computations). Users interact with it through a web page interface without requiring software installation.

embed.planetcalc.com, 2008.

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PLANETCALC Online calculators

Online calculator catalog

990 calculators in total.

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Online calculator