Katastrophy Wife made "Sweetheart" available on May 5, 2014. The duration of Sweetheart is about two minutes long, specifically at 2:42. This song does not appear to have any foul language. Sweetheart's duration is considered a little bit shorter than the average duration of a typical track. The song is number 3 out of 21 in All Kneel (Anniversary Edition) by Katastrophy Wife. The popularity of Sweetheart is currently not that popular right now. Based on the vibe, this track doesn't seem to be that danceable, however its valence properties can make this some somewhat danceable.

Sweetheart テンポ

The tempo marking of Sweetheart by Katastrophy Wife is Vivace (lively and fast), since this song has a tempo of 176 テンポ. With that information, we can conclude that the song has a fast tempo. The time signature for this track is 4/4.

Sweetheart キー

This song is in the music key of A Major. This also means that this song has a camelot key of 11B. So, the perfect camelot match for 11B would be either 11B or 12A. While, 12B can give you a low energy boost. For moderate energy boost, you would use 8B and a high energy boost can either be 1B or 6B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 11A or 10B will give you a low energy drop, 2B would be a moderate one, and 9B or 4B would be a high energy drop. Lastly, 8A allows you to change the mood.