A free platform for building simple, fully responsive one-page sites for pretty much anything. With over 4000 upvotes, Carrd is one the most popular products of all time on Product Hunt.
PhotoGrid is a photo and video editing application for iOS, Android and online editing that enables users to collage photos, enhance pictures, apply tons of materials and make video collage!
Montagio is a cool app to enhance your photos using unique style collages and it's for photo lovers who want to combine many photos in one picture it'll generate random structured photos.