The best Graphing Calculator alternative to Windows Calculator is Qalculate!, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 100 alternatives to Windows Calculator and seven of them are Graphing Calculators so hopefully you can find a suitable replacement. Other interesting Graphing Calculator alternatives to Windows Calculator are Numara Calculator, SaiCalculator, HiPER Scientific Calculator and Scientific Calc and Grapher.
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).
Sweden
EU
Online calculator tool with 3D graph render, 2D function graphs, scientific calculator and integral calculator.
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
Easy to use scientific and graphing calculator with no ads! Advanced feature like finding zeros and intersections, as well as trigonometric functions!
EBTCalc is a Reverse Polish Notation (RPN) calculator that can have custom buttons. Custom buttons are programmed in Javascript with a convenient editor. EBTCalc runs on Windows 10, OSX, and Linux as well as Android. EBTCalc is open source.
