A free program for Android, by Yolo Mobile.

Video Editor & Music Movie Maker With Song Text is a video editor app for your smartphone and tablet. With this application, you can edit and create movies and slideshows with text and music. The app comes with a simple and intuitive interface, allowing you to make movies in a matter of minutes. It offers a variety of editing tools, including the ability to trim and cut the video, as well as add music and text. You can also add effects and filters to make the video look more impressive.

This is very easy to use, so you won’t have trouble working with this even if you don’t have much editing experience. It is compatible with Android devices.