Online Calculator is a free website that allows anyone access to a basic calculator with typical utility and an easy-to-use graphical interface, meaning that anyone with Internet access can make use of it. Most phones and computers have their own calculator programs, but for those using basic systems, Online Calculator can be useful.
Online Calculator's calculator can perform every basic utility calculation that a pocket calculator is capable of. Its range includes addition and subtraction alongside multiplication and division, simple tasks that any computer user might need regular access to and knowledge of. The keys allow for simple graphical input of a given calculation, then immediate execution of said calculation.
The site's calculator can also perform functions such as discovering the square root of a given number. This is useful for more advanced calculations in trigonometry and other intermediate and advanced mathematical disciplines. Students may find Online Calculator a useful resource for their studies.
The calculator can be expanded to a full-screen interface. This enables those whose eyesight is impaired to use it more readily and rely on it. The calculator's limited utility makes it unsuited for truly advanced math, but it is perfectly serviceable for almost any basic mathematical work.