helo guys make your work productive through photos and videos collage maker. that edit your pictures and videos on your desires. you can throw certain dierffent videos on your photos as well can change dimensions of different videosand then can compile those certain videos in one video collage form. its link is bellow:
https://play.google.com/store/apps/details?id=com.meniapps.photo_and_video_collage&hl=en
very good! Thanks