Tom Martin, Sophie Simmons made "Harmless Heart" available on April 26, 2019. The duration of Harmless Heart is about 3 minutes long, at 3:03. Based on our data, "Harmless Heart" appears to be safe for all ages and is not considered explicit. This track is about the average length of a typical track. Because this song is the only song in Harmless Heart and no other songs are present in the album, we classify this track as a single. In terms of popularity, Harmless Heart is currently below average in popularity. The overall tone is very danceable, especially with its high energy, which produces more of a euphoric, cheerful, or happy vibe.

Harmless Heart テンポ

We consider the tempo marking of Harmless Heart by Tom Martin, Sophie Simmons to be Andante (at a walking pace) because the track has a tempo of 102 テンポ, a half-time of 51テンポ, and a double-time of 204 テンポ. Based on that, the speed of the song's tempo is slow. The time signature for this track is 4/4.

Harmless Heart キー

This song has a musical key of B Major. This also means that this song has a camelot key of 1B. So, the perfect camelot match for 1B would be either 1B or 2A. While, 2B can give you a low energy boost. For moderate energy boost, you would use 10B and a high energy boost can either be 3B or 8B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 1A or 12B will give you a low energy drop, 4B would be a moderate one, and 11B or 6B would be a high energy drop. Lastly, 10A allows you to change the mood.