delujn made "Heartless Call" available on September 30, 2022. Heartless Call is about six minutes long, preciously at 6:02, making this song fairly long compared to other songs. The track order of this song in delujn's "Heartless Call" album is number 1 out of 4. Heartless Call is below average in popularity right now. Even with the track produces more of a neutral energy, it is pretty danceable compared to others.

Heartless Call テンポ

We consider the tempo marking of Heartless Call by delujn to be Adagio (slowly with great expression) because the track has a tempo of 74 テンポ, a half-time of 37テンポ, and a double-time of 148 テンポ. Based on that, the speed of the song's tempo is slow. The time signature for this track is 4/4.

Heartless Call キー

B Minor is the music key of this track. This also means that this song has a camelot key of 10A. So, the perfect camelot match for 10A would be either 10A or 9B. While, a low energy boost can consist of either 10B or 11A. For moderate energy boost, you would use 7A and a high energy boost can either be 12A or 5A. However, if you are looking for a low energy drop, finding a song with a camelot key of 9A would be a great choice. Where 1A would give you a moderate drop, and 8A or 3A would be a high energy drop. Lastly, 1B allows you to change the mood.