Great selection, but these look like good options:
Promo gives you quality video clips, licensed music and a built-in text editor so you can create stunning video content easily.
Canva makes design simple for everyone. Create designs for Web or print: blog graphics, presentations, Facebook covers, flyers, posters, invitations and so much more.
BeFunky Photo Editor lets you apply photo effects, edit photos and create photo collages with collage maker.
via Muzli design inspiration: