Lovelyz made "Circle" available on December 7, 2015. With this song being around four minutes long, at 3:35, the duration of this song is pretty average compared to other songs. This track is safe for children and doesn't appear to contain any foul language, since the "Explicit" tag was not present in this track. The track order of this song in Lovelyz's "Lovelinus" album is number 2 out of 3. The popularity of Circle is currently below average in popularity right now. Since there is more of a neutral sound being played, this makes the track somewhat danceable.

Circle テンポ

We consider the tempo marking of Circle by Lovelyz to be Vivace (lively and fast) because the track has a tempo of 168 テンポ, a half-time of 84テンポ, and a double-time of 336 テンポ. Based on that, the speed of the song's tempo is fast. The time signature for this track is 4/4.

Circle キー

This song is in the music key of D♭ Minor. This also means that this song has a camelot key of 12A. So, the perfect camelot match for 12A would be either 12A or 11B. While, a low energy boost can consist of either 12B or 1A. For moderate energy boost, you would use 9A and a high energy boost can either be 2A or 7A. However, if you are looking for a low energy drop, finding a song with a camelot key of 11A would be a great choice. Where 3A would give you a moderate drop, and 10A or 5A would be a high energy drop. Lastly, 3B allows you to change the mood.