Free Graphing Calculator - "Graph"

Free Graphing Calculator !

"Graph" is an open source application used to draw mathematical graphs in a coordinate system

Loaded with features

• Draw functions
• Draw relation
• Interact with other programs
• A lot of options
• Evaluate
• Point series and trendlines
• Shadings and labels
• Custom functions

More about the program here. And of course there is an english version. Download it here.