PhotoGrid - Picsart removed a lot of grid options from its collage feature, and limited the amount of pictures to 10. While this app is inferior to Picsarts quality, it lets you choose max 15 pictures and has numerous layouts.
Freeprints Photobooks - Freeprints Photobooks is one of the best mobile application that helps you to create beautiful photo books right on your mobile devices and tablets.
Acapella from PicPlayPost - Acapella from PicPlayPost developed by Mixcord Inc.
PicsArt - Explore 100,000,000+ awesome images and photos on the web
Brillar - Bring glitters, stars and sparkles to your videos and photos.
Mixtiles - Mixtiles is a photography application that turns your photos into self-adhesive wall art.