Set Caller Tune - Ringtone is a free app that lets you set your favorite songs as your caller tune. It also lets you create a personalized list of songs for each caller. This app has a very simple design and user interface, so it's very easy to use.

The first thing you need to do is download this app. After you have installed it, you will be able to choose your favorite songs from the available list and set them as your caller tune. It also lets you add your name to the list of songs for each caller.

The app features a built-in voice changer with over 30 funny sound effects. You can record your voice, apply your desired effect, and use it as a ringtone, alarm tone, notification sound, or even assign it to specific contacts.