"Heartless" by Brennan Story was released on July 7, 2021. Heartless is 2 minutes and 49 seconds long and may contain bad words that may be unsuitable for children. Because this song is the only song in Heartless and no other songs are present in the album, we classify this track as a single. Based on our statistics, Heartless's popularity is not that popular right now. Although the overall vibe is very danceable, it does project more negative sounds.

Heartless テンポ

We consider the tempo marking of Heartless by Brennan Story to be Allegro (fast, quick, and bright) because the track has a tempo of 136 テンポ, a half-time of 68テンポ, and a double-time of 272 テンポ. Based on that, the speed of the song's tempo is fast. Activities such as, walking, can go well with this song. The time signature for this track is 4/4.

Heartless キー

E♭ Minor is the music key of this track. Because this track belongs in the E♭ Minor key, the camelot key is 2A. So, the perfect camelot match for 2A would be either 2A or 1B. While, a low energy boost can consist of either 2B or 3A. For moderate energy boost, you would use 11A and a high energy boost can either be 4A or 9A. However, if you are looking for a low energy drop, finding a song with a camelot key of 1A would be a great choice. Where 5A would give you a moderate drop, and 12A or 7A would be a high energy drop. Lastly, 5B allows you to change the mood.