Qalculator A simple Calculator written in PyQt4 Dependency = python2.7, python-qt4 Description This is a very simple calculator. Add, substract, multiply, divide numbers. View the answer in LCD display like widget. Installation To Install qalculator open terminal inside qalculator-master directory. And then run following command.. $ sudo pip install . Qalculator will be automatically added to applications menu. To uninstall run.. $ sudo pip uninstall qalculator Usage To run after installing, type command.. $ qalculator If you want to run the calculator without/before installing, then Open terminal and change directory to qalculator-master and run $ ./run.sh