Editing Reverse Polish notation (section)

=== Software calculators ===
Software calculators:
* [[Atari Calculator]]
* [[Calculator (macOS)|Mac OS X Calculator]]
* Several Apple [[iPhone]] applications e.g. "reverse polish notation calculator"
* Several [[Android (operating system)|Android]] applications e.g. "RealCalc"
* Several [[Windows 10 Mobile]] applications e.g. "RPN9"
* [[Unix|Unix system]] calculator program [[dc (computer program)|dc]]
* [[Emacs#Features|Emacs]] lisp library package calc
* [[X.Org Server|Xorg]] calculator ([[xcalc]])
* ARPCalc,<ref name="ARPCalc"/> a powerful scientific/engineering RPN calculator for Windows, Linux and Android that also has a web-browser based version
* {{Proper name|grpn}}<ref name="Wilkins"/> scientific/engineering calculator using the GIMP Toolkit ([[GTK+]])
* F-Correlatives in [[MultiValue]] dictionary items
* [[RRDtool]], a widely used tabulating and graphing software
* {{Proper name|grdmath}}, a program for algebraic operations on [[NetCDF]] grids, part of [[Generic Mapping Tools]] (GMT) suite
* {{Proper name|galculator}},<ref name="GTK"/> a GTK desktop calculator
* Mouseless Stack-Calculator<ref name="Schrijver"/> scientific/engineering calculator including complex numbers
* {{Proper name|rpCalc}},<ref name="rpCalc"/> a simple reverse polish notation calculator written in [[Python (programming language)|Python]] for Linux and MS Windows and published under the [[GNU General Public License|GNU GPLv2]] license
* orpie, RPN calculator for the terminal for real or complex numbers or matrices
* [[Qalculate!]], a powerful and versatile cross-platform desktop calculator
* [[WRPN Calculator]]