So Hollow by CAELIS Song Details

CAELIS's 'So Hollow' had a release date set for September 8, 2025. With this song being about 5 minutes long, at This song is fairly a long song compared to the average song length. This song does not have an "Explicit" tag, making it safe for all ages. Since So Hollow only contains only one song in the album, we like to consider this song as a single. Based on our statistics, So Hollow's popularity is not that popular 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

With So Hollow by CAELIS having a BPM of 134 with a half-time of 67 BPM and a double-time of 268 BPM, we would consider this track to have a Allegro (fast, quick, and bright) tempo marking. Because of this, we believe that the song has an overall fast tempo. Looking at the BPM of this song, this song might go great with walking. The time signature for this track is 4/4.

Music Key

E Major is the music key of this track. Or for those who are familiar with the camelot wheel, this song has a camelot key of 12B. So, the perfect camelot match for 12B would be either 12B or 1A. While, 1B can give you a low energy boost. For moderate energy boost, you would use 9B and a high energy boost can either be 2B or 7B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 12A or 11B will give you a low energy drop, 3B would be a moderate one, and 10B or 5B would be a high energy drop. Lastly, 9A allows you to change the mood.

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