Soulver - Soulver is a software application that functions as a calculator that allows you type a continuous stream of information rather than having to input data into multiple cells.
GnuPlot - Gnuplot is a portable command-line driven interactive data and function plotting utility.
Numi App - Numi is a beautiful text calculator for Mac.
LabPlot - LabPlot is a KDE-application for interactive graphing and analysis of scientific data.
Calca - Calca is an advanced symbolic calculator for iOS, OS X, and Windows that's as easy to use as a text editor.
Matplotlib - matplotlib is a python 2D plotting library which produces publication quality figures in a variety...