ChartTool has a rich gallery of charts of varying formats. Users can choose from Line charts, Bar charts, Pie charts, Map charts, Scatter charts, Venn charts, QR codes, and Google-O-Meter charts. Once you select a chart you can then customize it the way you want. You can for instance add a title, adjust its size, add data and markers, add grids, axes and more. When you finish working on your chart you will be able to share it with your friends using a generated URL or you can embed it on your blog or website.