main feature:

1. one-page PDF for entire webpage

2. multiple-page PDF for entire webpage

3. support custom paper size, eg. window size, A4, A3, Letter and so on.

4. like screenshot, but PDF format.

5. export PDF with multiple tabs at one time (see youtube demo)

compare with the browser's build-in printing function

1. no print preview dialog, direct download

2. customize any page size as you want

3. multiple tabs to export PDF at one time

4. disable or enable print media as required

5. customize style before export PDF