It has often happened to everyone that when playing video or music in applications such as Telegram or Instagram, due to ignorance of the volume of mobile sound, we cause laughter or attention of the audience. To solve this problem, this small program has placed an icon on your mobile screen in which the volume of audio and video playback is displayed on your mobile phone, and by clicking on it, you can change this volume to any desired level and even This icon is always visible on all programs and can be removed if it is annoying.