QPlot: get a better view of your data. Feature Highlights: Visualize scatter data instantly and interactively;Support line point (vector) and tabular column (matrix) data;Import export Excel data by just copy and paste;Locate or read data points easily and accurately;Axis ratio can be manually preserved for more physical view;It's FREE. Data Format or Layout: Data file is text based (any file can be viewed by Notepad). Two major file layouts are supported: free form and count tagged. Free form is the most commonly used data format, essentially it has multiple rows and columns of same size. (sample1), (sample2), (sample3). Count tagged is another generally quick saved vector, matrix format which has a row indicates the total number of data and next row dumps the data one by one. (sample1), (sample2).