Shane, the Shaman made "Heart?" available on May 31, 2021. Heart? is explicit and may not be suitable for children. With the duration being about 4:19, this song is close to the average duration of a typical track. Because this song is the only song in Heart? and no other songs are present in the album, we classify this track as a single. In terms of popularity, Heart? is currently not that popular. The overall tone is very danceable, especially with its high energy, which produces more of a euphoric, cheerful, or happy vibe.

Heart? テンポ

We consider the tempo marking of Heart? by Shane, the Shaman to be Moderato (at a moderate speed) because the track has a tempo of 115 テンポ, a half-time of 58テンポ, and a double-time of 230 テンポ. Based on that, the speed of the song's tempo is moderate. Activities such as, walking, can go well with this song. The time signature for this track is 4/4.

Heart? キー

This song has a musical key of A♭ Major. This also means that this song has a camelot key of 4B. So, the perfect camelot match for 4B would be either 4B or 5A. While, 5B can give you a low energy boost. For moderate energy boost, you would use 1B and a high energy boost can either be 6B or 11B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 4A or 3B will give you a low energy drop, 7B would be a moderate one, and 2B or 9B would be a high energy drop. Lastly, 1A allows you to change the mood.