21 by Boxrooster Song Details

"21" by Boxrooster had its release date on December 17, 2025. 21 is explicit and may not be suitable for children. With the duration being about 4:21, this song is close to the average duration of a typical track. There is only one song in 21, so we believe that this song is a single. 21 is below average in popularity right now. In our opinion, the overall tone is not very danceable and projects negative sounds, such as being sad, depressed, or angry.

BPM and Tempo

The tempo marking of 21 by Boxrooster is Andante (at a walking pace), since this song has a tempo of 82 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

G Major is the music key of this track. This also means that this song has a camelot key of 9B. So, the perfect camelot match for 9B would be either 9B or 10A. While, 10B can give you a low energy boost. For moderate energy boost, you would use 6B and a high energy boost can either be 11B or 4B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 9A or 8B will give you a low energy drop, 12B would be a moderate one, and 7B or 2B would be a high energy drop. Lastly, 6A allows you to change the mood.

Want to find the BPM and music key for other songs? Check out our BPM and Key Finder page!

Popularity
Loudness
-7.803 dB
Acousticness
31%
Danceability
27%
Energy
54%
Instrumentalness
0%
Liveness
31%
Loudness
87%
Speechiness
4%
Valence
16%

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ISRC
QM24S2506881
Label
L-M Records/RCA Records