Scientific Calculator 300 Plus is described as 'A graphical scientific calculator that is easy to use and has some advanced functionality such as vector arithmetic and variable solving' and is a Calculator in the education & reference category. There are more than 25 alternatives to Scientific Calculator 300 Plus for a variety of platforms, including Android, Windows, Linux, iPhone and Android Tablet apps. The best Scientific Calculator 300 Plus alternative is SpeedCrunch, which is both free and Open Source. Other great apps like Scientific Calculator 300 Plus are Qalculate!, fxSolver, GeoGebra Scientific Calculator and Google 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.
Germany
EU
Qalculate! is a multi-purpose cross-platform desktop calculator. It is simple to use but provides power and versatility normally reserved for complicated math packages, as well as useful tools for everyday needs (such as currency conversion and percent calculation).
SwedenEU
Online math solver, equation editor and database, graphing calculator and science/engineering problem helper.
GermanyEU
Free online scientific calculator from GeoGebra: perform calculations with fractions, statistics and exponential functions, logarithms, trigonometry and much more!
AustriaEU
Calculator provides simple and advanced mathematical functions in a beautifully designed app.
United States
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.
United States
Calculator++ is an advanced, modern and easy to use scientific calculator.
Russia
RealCalc Scientific Calculator Android's #1 Scientific Calculator. A fully featured scientific calculator which looks and operates like the real thing. Looking for fractions? Degrees/minutes/seconds? Landscape mode? You need RealCalc Plus. See elsewhere on this page for the l.
United Kingdom
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.
GermanyEU
Scientific calculator with arbitrary precision and portrait and landscape mode. Fraction and periodic numbers support. Looks like a real calculator! The calculator has up to 100 digits of significand and 9 digits of exponent.
SloveniaEU
Calculator with percentages, powers and functions. History with comments that is synced across all your devices. Cursor for editing anywhere. Simple interface with dark and light themes.
