Open the Blender application. Dismiss the opening splash screen. You will be in the Blender editor, which is similar to what's shown in the following screenshot:
Like Unity, Blender consists of a number of non-overlapping windows, and their layout can be customized to suit your needs. However, the Blender interface can be more daunting, in part because it integrates a number of different editors that can be opened at the same time, in their own panels.
It's helpful to realize that the default view, as shown in the preceding screenshot, contains five different editors!
The most obvious editor is the large 3D View, which I highlighted with a (red) rectangle. This is where you can view, move, and organize the objects in your Blender scene.
The following are the other editors that are opened:
