A free program for Android, by Moreccan.

This free app allows you to edit videos, change the speed of the audio and add effects such as music, text or sound effects. It’s a great app to create videos in a short time and share them with your friends on social media. 

You can use this app to edit videos that you have made with your phone or with a camera. The first step is to choose the video you want to edit. You can choose to trim it, cut it or add effects to it. After that, you can choose to add music to it. You can choose to change the speed of the audio or add more than one effect to it.