Promises Kept by Crystal Song Details

Crystal's ' "Promises Kept" was released on its scheduled release date, November 12, 2025. The duration of This song is about two minutes long, specifically at 2:17. This song does not appear to have any foul language. Promises Kept's duration is considered a little bit shorter than the average duration of a typical track. Since Promises Kept only contains only one song in the album, we like to consider this song as a single. Based on our statistics, Promises Kept's popularity is unknown right now. Even with the track produces more of a neutral energy, it is pretty danceable compared to others.

BPM and Tempo

With Promises Kept by Crystal having a BPM of 121 with a half-time of 60 BPM and a double-time of 242 BPM, we would consider this track to have a Allegro (fast, quick, and bright) tempo marking. Because of this, we believe that the song has an overall fast tempo. Looking at the BPM of this song, this song might go great with walking. The time signature for this track is 4/4.

Music Key

B♭ Major is the music key of this track. Or for those who are familiar with the camelot wheel, this song has a camelot key of 6B. So, the perfect camelot match for 6B would be either 6B or 7A. While, 7B can give you a low energy boost. For moderate energy boost, you would use 3B and a high energy boost can either be 8B or 1B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 6A or 5B will give you a low energy drop, 9B would be a moderate one, and 4B or 11B would be a high energy drop. Lastly, 3A allows you to change the mood.

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