Spotilyne is a free browser add-on designed to enhance the lyrics functionality of the Spotify web player. This tool provides users with Chinese translations and Romanization of lyrics, making it easier to understand and sing along. Additionally, Spotilyne connects with various other lyrics providers, offering a more comprehensive collection of lyrics for Chinese songs, as well as an expanded selection for Japanese, Korean, and Thai tracks.

Recent updates have introduced features such as lyric synchronization, allowing users to follow along with the music seamlessly. Spotilyne maintains Spotify's original lyric display style, ensuring a natural integration into the user interface. The tool also employs a new color extraction code, enhancing the background color of lyrics for a more comfortable viewing experience.