If so, keep reading. These proven best practices will help. To keep things short, I’ve limited my suggestions to the two most commonly used data viz devices: pie charts and bar graphs.

Simply put, bar charts are really quick to create, show comparisons clearly, and are easy for the audience to understand. They’re a staple in the data visualization arsenal.

1] LiveGap LiveGap is a free online data visualization tool to make a variety of charts. Using it, you can create line, area, bar, pie, doughnut, radar, polar area, step, and a lot more charts.