You can apply various effects to your images files very easily.
In the main toolbar, click to open and choose an image file.
Now, in the ToolPalette, click the category of effect you are interested in, then click one of the effect icons to the right.
Then, click the Generate button on the ToolPalette.
If you are not satisfied by the result, click to Undo in the main toolbar and choose an another effect.
Another example of the effect.