Oficalc is described as 'Complete calculus tools, easy to use and full of functions. Oficalc is, basically, a scientific calculator that may help you with mathematical calculus and that incorporates other tools to send to the highest resolution of advanced operations' and is a Calculator in the education & reference category. There are more than 25 alternatives to Oficalc for a variety of platforms, including Windows, Android, Web-based, Android Tablet and iPhone apps. The best Oficalc alternative is SpeedCrunch, which is both free and Open Source. Other great apps like Oficalc are Google Calculator, GeoGebra Scientific Calculator, Windows Calculator and Calculator++.
SpeedCrunch is a free, fast, high precision open source algebraic calculator with an intuitive interface and many features, such as variables, syntax highlighting, functions, persistent input history & more.
Calculator provides simple and advanced mathematical functions in a beautifully designed app.
Free online scientific calculator from GeoGebra: perform calculations with fractions, statistics and exponential functions, logarithms, trigonometry and much more!
A simple yet powerful calculator that includes standard, scientific, and programmer modes, as well as a unit converter. It's the perfect tool to add up a bill, convert measurements in a recipe or other project, or complete complex math, algebra, or geometry problems.
Calculator++ is an advanced, modern and easy to use scientific calculator.
Kalk is a convergent calculator application built with the Kirigami framework. Although it is mainly targeted for mobile Linux platforms, it can also be used on the desktop.
galculator is a GTK 2 / GTK 3 based calculator with ordinary notation/reverse Polish notation (RPN), a formula entry mode, different number bases (DEC, HEX, OCT, BIN) and different units of angular measure (DEG, RAD, GRAD).
PCalc is the powerful choice for scientists, engineers, students, programmers, or indeed anybody looking for a feature rich calculator. It includes an optional RPN mode and multi-line display, a choice of button layouts, an extensive set of unit conversions and constants, a...
As a kid, I loved playing with a calculator. Whether a calculator watch or a TI-89, it offered an intoxicating command over impossibly large numbers and could be hacked to share messages with friends. Somewhere along the way, the calculator became another boring tool.
NumWorks designed an intuitive and evolutive graphing calculator to make learning maths easier.
The Unsure Calculator is an online tool that lets you calculate with numbers you’re not sure about.
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