The works which are designed in different tools will be save in different places.
If you edit your work in "Edit", it will be saved in Cloud.
If you edit your work in "Collage", it will be saved in "My Collages" in the page of "Collage". https://www.fotor.com/my/works/collage
If you edit your work in "Design", it will be saved in "My Designs" in the page of "Design". https://www.fotor.com/design/all-designs