The converter of any ASCII or Unicode text to numbers. Allows for many format-related modifications of output. Numbers can be hexadecimal, decimal or binary. Setting separators (commas, linebreaks), dividing numbers to groups (ex. put "enter" after each 4 items) - is also "one-click-easy". Supports windows/linux/mac line-break codes.
Converts amount of substance from one unit to another e.g. from milimoles (mmol) to number of particles (atoms or molecules depending on substance) or vice versa.
Angle units converter. Converts radians, degrees, turns and many more.
Area units converter. Converts square meters, square foots, acres, hectars and about 50 other units.
Calculator encodes given plain text using BASE64 algorithm or vice versa. Unicode characters are encoded as UTF-8 before BASE64 encoding is applied.
Bandwidth units converter. Converts KB/s, Mbps etc. All known units of bandwidth in two different bases: 1000 and 1024.
The cost-of-area calculator. It finds the price for a piece of land/property/flat/floor, a cost of painting the wall, a quantity of seed you need to plant your lawn... The expenditure of anything that depends on area in many different units!
Data units converter. Converts bits, bytes, megabytes, gigabytes itd. All known units of data in two different bases: 1000 and 1024. This calculator handles some less known data units: nibbles, octets, pixels (24/48-bit), words, quads, long-words etc.
Density units converter - converts units between kilograms per cubic meter, grams per liter, ounces per galon etc. Both metric and imperial (US and UK) units are included. Also, you will find more exotic units here, such as multiplicity of Earth density or femtograms per liter.
Converts dimensionless quantity units such as percent, permile, ppm (parts per milion) mU (miliuno) etc.
Converts dipole moment from one unit to another e.g. from debyes to atomic units or vice versa.
Converts electric current from one unit to another e.g. from miliamperes (mA) to amperes (A) or vice versa.
Energy units converter. Converts joules, calories, many physical, british, american and time related units.
More than 25 frequency units. Here you found here common SI units such as hertzs (Hz), kilohertz (kHz), gigahertz (GHz), but also some less known like radians per seconds, RPM (rotatinions per minute) or degrees per hours.
Fuel consumption units converter. Converts l/100km, miles/gallon and many other british, american and metric based units.
Length units converter - converts units between kilometers, meters, decimeters, angstroms, miles, feet, inches, american/imperial units, nautical (sea) units and astronomical units
Mass (weight) units converter - converts units between metric (tons, kilograms, etc.), Avoirdupois/US (pounds, ounces) and troy systems
This calculator converts molar concentration to percentage or vice versa.
This calculator converts given numbers to its textual forms e.g. 3.14 into three and fourteen hundredths.
Numeral system converter - converts numbers from one number base to another. Calculator supports popular number bases such as decimal (10), hexadecimal (16), binary (2), but also more exotic like ternmary (3), hexavigesimal (26) or duosexagesimal (62).
Power units converter. This calculator converts between horsepower, wats and over a dozen other power units.
Pressure units converter. Easy conversion of pascals, atmosfpheres, bars and other pressure related units.
Converts electrical resistance value from one unit to another e.g. from ohms (Ω) to megaoms (MΩ) or vice versa.
Convert Roman numbers to Arabic and vice versa.
Specific heat capacity units converter - converts units based on various energy units (joules, calories, kilocalories), temperature units (Kelvins, Celsius or Fahrenheit degrees) and mass units (grams, kilograms).
Speed (velocity) units converter - converts units between metric (kilometres per hour, meters per second and many more), british-american (miles per hour, foot per second and many more), nautical (knots) and some other (machs, speed of light etc.)
Temperature units converter. Easy conversion of Kelvin, Celsius, Fahrenheit, Rankine and other temperature related (heat) units.
Calculator converts date and time from one format to another. Supports number of calendars (Hebrew, Julian, Islamic, Persian, Indian national, Kurdish, Afgan, Mayan) and also computer time (UNIX time and Excel time).
Converts voltage from one unit to another e.g. from milivolts (mV) to volts (V) or vice versa.
Converter of volume units (also capacity units). Supports 110+ different units used over the world. Gallons, litres, cubic meters, pints, barrels and 100+ other !
The calculator finds out wavelength based on frequency and vice versa. It accepts wave velocity as input, so you can use it for various kinds of waves (sound, light etc.).