The Peranso user interface comprises basic Peranso window types and some specific graphical elements such as Cursors, Indicators, etc. 

Peranso supports a wide variety of window types to analyse time series data and to present period analysis results

In the next sections, we will discuss the three main Peranso window types:

We furthermore explain how to use the mouse and keyboard to zoom in and out on the above windows, to activate and deactivate observations, Context menus, etc. We end this section with a description of Overlays.