A free program for Android, by Zentertain.

This is the best application for making collages with your own photos. It is a very easy-to-use app that does not require special knowledge. You can import photos from your gallery, take them with your camera, and combine them with different frames. The app has a large selection of frames, so you will not have to worry about running out of ideas. Moreover, it allows you to import backgrounds from your own photo albums.

After selecting a frame, you will need to choose the photos you want to combine. Once you are done, you can save the collage and share it with your friends. It is a very easy-to-use app that is fun to use, and you will not need any special skills or knowledge to create beautiful collages.