Build Your Ringtone: pick a ringtone from your music library, choose a start and end time of the song. the app will trim it, and make it as a ringtone - you can save it in favorites Record Your Voice: You can record your voice before the call has made. when it will call you, after you answer it, it will start playing your recording from before - you can save it in favorites Security: when the call is end it will show you a black screen, nothing will happening, after 10 minute it will show you an alert an a sound to remind you to close the app and lock your screen device for save battery... you have 8 ringtones to choose: -Marimba -Alarm -Ascending -Old phone -Sci-Fi -Sonar -Time passing -Xylophone -or Just make your own ringtone Auto-BG contact import: if your contact have an image, it will automatically import and set to the background call