Calculator

Online Graph draw: plot function, plot parametric curves,plot polar curves.

La calculadora de horas calcula la duración entre dos fechas en horas y minutos

Convertir unidades de medida - calculadoras relativas a Matemáticas, salud y otras áreas. Conversión de unidade de medida: pies a metros, cm a mm, ml a litro, m a km, litros a m3, pulgada a cm, Celsius a Fahrenheit, entre otras.

CalculateMe.com is a tool that helps you convert between various things.

This online unit conversion tool will help you convert measurement units anytime and solve homework problems quickly using metric conversion tables, SI units, and more.

Free currency converter or travel reference card using daily OANDA Rate® data. Convert currencies using interbank, ATM, credit card, and kiosk cash rates.

Gbmb is a data units converter tool for computer data storage digital information units petabytes, terabytes, gigabytes, megabytes, kilobytes and data rate units.

Cambios de moneda mundiales e historia de las tasas de cambio de moneda

Quick, free, online unit converter that converts common units of measurement, along with 77 other converters covering an assortment of units. The site also includes a predictive tool that suggests possible conversions based on input, allowing for easier navigation while learning more about various unit systems.

UnitPedia is an online web page for unit converter, math, and other stuff calculators, extra tools, name generator, and other tools generators.

Why NumPy? Powerful n-dimensional arrays. Numerical computing tools. Interoperable. Performant. Open source.

SageMath is a free and open-source mathematical software system.

SpeedCrunch is a high-precision scientific calculator featuring a fast, keyboard-driven user interface. It is free and open-source software, licensed under the GPL.