A free app for Android, by Momentic Apps.

With Video Collage Maker, you can mix and merge multiple videos and photos, add music/audio, text, and stickers, and share your collage video with your friends.

Features of Video Collage Maker:

Combine and merge multiple videos.

Combine and merge videos and photos.

Combine and mix audio from videos.

Make an acapella video by combining multiple videos.

Add more music and merge it with videos.

Watch the individual video.

You can listen to multiple audios at the same time and adjust the length and volume.

Modify the template layout’s border width.

Embellish the video with text or stickers.

Note:

By default, the completed video is saved to the gallery.

The length of the output video is equal to the length of the longest input video.