BLS by Backend Song Details

On August 23, 2025, the song "BLS" was released by Backend. For a fairly short song, this song is "BLS" is considered an explicit song with a duration of 1:40. Because this song is the only song in BLS and no other songs are present in the album, we classify this track as a single. In terms of popularity, BLS is currently not that popular. The overall tone is very danceable, especially with its high energy, which produces more of a euphoric, cheerful, or happy vibe.

BPM and Tempo

The tempo marking of BLS by Backend is Andante (at a walking pace), since this song has a tempo of 107 BPM. With that information, we can conclude that the song has a slow tempo. The time signature for this track is 4/4.

Music Key

A Minor is the music key of this track. Because this track belongs in the A Minor key, the camelot key is 8A. So, the perfect camelot match for 8A would be either 8A or 7B. While, a low energy boost can consist of either 8B or 9A. For moderate energy boost, you would use 5A and a high energy boost can either be 10A or 3A. However, if you are looking for a low energy drop, finding a song with a camelot key of 7A would be a great choice. Where 11A would give you a moderate drop, and 6A or 1A would be a high energy drop. Lastly, 11B allows you to change the mood.

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