Trigraphy - Photo editing app that allows you to make mosaic/abstract looking art.
Tribute - Tribute is the most user-friendly video montage maker for birthdays, anniversaries, weddings, retirements, teacher appreciation, employee recognition, and other occasions.
Dreamscope - Make and share 'deep dream' images using dozens of supplied styles or your own.
VidDay - Group Video Gifts Made Simple. Get everyone to join in on a surprise celebration video for birthdays, retirements, weddings, and more.
Photomosh - Turn anything into a vaporwave
Frames - Create & edit epic vertical video content from your phone