Volume: Sound Volume Booster is an iPhone application developed by 婷 兰. This free app falls under the Education & Reference category and offers users the ability to boost the sound volume of their music, videos, audiobooks, radio, and voice recordings. With just one tap, users can enhance the volume of their media files by up to 1000%.

The key features of Volume: Sound Volume Booster include the ability to boost volume for any video or audio format, without distorting the sound. Users can customize parameters for different audio formats and enjoy a variety of configurations and preferences. The app also detects all video and music files on the user's iPhone, iPod Touch, and iPad, and allows for the import of sound files from devices, other apps, or clouds. Additionally, the app includes a built-in music and video player, and allows the sound to run in the background or on the lock screen. With its stylish and simple user interface, Volume: Sound Volume Booster offers a convenient solution for enhancing audio experiences.