Spider Curls's ' "21st" was released on its scheduled release date, October 31, 2025. For a fairly short song, this song is "21st" is considered an explicit song with a duration of 1:30. There are a total of 12 in the song's album "NINJA MODE". In this album, this song's track order is #10. The popularity of 21st is currently not that popular right now. The overall tone is very danceable, especially with its high energy, which produces more of a euphoric, cheerful, or happy vibe.
With 21st by Spider Curls having a BPM of 170 with a half-time of 85 BPM and a double-time of 340 BPM, we would consider this track to have a Vivace (lively and fast) tempo marking. Because of this, we believe that the song has an overall fast tempo. The time signature for this track is 4/4.
This song has a musical key of G Major. 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!