Appleby, Elias Abid made "Castles" available on April 6, 2016. The duration of Castles is about two minutes long, specifically at 2:25. This song does not appear to have any foul language. Castles's duration is considered a little bit shorter than the average duration of a typical track. Because this song is the only song in Castles and no other songs are present in the album, we classify this track as a single. In terms of popularity, Castles is currently below average in popularity. Even with the track produces more of a neutral energy, it is pretty danceable compared to others.

Castles テンポ

The tempo marking of Castles by Appleby, Elias Abid is Andante (at a walking pace), since this song has a tempo of 94 テンポ. With that information, we can conclude that the song has a slow tempo. This song can go great with yoga or pilates. The time signature for this track is 4/4.

Castles キー

F♯ Major is the music key of this track. This also means that this song has a camelot key of 2B. So, the perfect camelot match for 2B would be either 2B or 3A. While, 3B can give you a low energy boost. For moderate energy boost, you would use 11B and a high energy boost can either be 4B or 9B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 2A or 1B will give you a low energy drop, 5B would be a moderate one, and 12B or 7B would be a high energy drop. Lastly, 11A allows you to change the mood.