Audio applications are software programs designed to create, edit, and manage sound. They are used in various fields, including music production, podcasting, and sound design. Popular audio applications include Audacity, GarageBand, and Pro Tools, which allow users to record audio, mix tracks, and apply effects. These applications can be found on different devices, such as computers and smartphones, making them accessible to both professionals and amateurs. Many audio applications also support various file formats, enabling users to work with different types of audio content, from music to voice recordings.