MjoGraph 4.6

Mjograph is a simple but highly functional 2D plotting program. MjoGraph is well-customized for scientists or researchers who work with computer simulations and want to visulalize results quickly and easily. What's more, Mjograph offers a lot of tools to create publication-quality graphs.
Main features: Plain user interface. Just drag and drop data file(s) you want to plot. Interactive zoom and scroll with the use of mouse action. Export as EPS, PNG, etc. Simple tools to draw annotation objects (line, circle, and text). Directly embed mathematical expressions using Latex. Various plotting methods (line, pulses, step, region, and spline).