Video Audio Cutter Joiner is a free Android app developed by Satella Apps that allows you to cut and merge audio and video files with ease. With this app, you can create ringtones, alarms, music files, and notification tones from your favorite songs, and even merge multiple audio and video files into a single file.

The app supports all major audio and video formats and allows you to select the best part of the song or video that you want to edit. You can also use the app to convert audio files to different formats and set new clips as default ringtones or assign them to your contacts. The app also includes a professional audio editor, an integrated audio and video player, and an easy-to-use interface that makes it simple to cut and merge audio and video files.

Overall, Video Audio Cutter Joiner is an excellent all-in-one multimedia tool that provides users with a wide range of features and functionalities to edit and merge their audio and video files. Whether you're a music enthusiast or a video editor, this app is definitely worth checking out.