Once by J. Alke Song Details

"Once" by J. Alke had its release date on January 9, 2026. The duration of This song is about 3 minutes long, at 3:01. Based on our data, This song appears to be safe for all ages and is not considered explicit. This track is about the average length of a typical track. Since Once only contains only one song in the album, we like to consider this song as a single. Furthermore, we believe that the track originated from Sweden. Once is below average in popularity right now. Although the tone can be danceable to some, this track does projects more of a negative sound rather than a postive one.

BPM and Tempo

With Once by J. Alke having a BPM of 69 with a half-time of 34 BPM and a double-time of 138 BPM, we would consider this track to have a Adagio (slowly with great expression) tempo marking. Because of this, we believe that the song has an overall slow tempo. The time signature for this track is 3/4.

Music Key

This song is in the music key of G Major. Or for those who are familiar with the camelot wheel, this song has a camelot key of 9B. So, the perfect camelot match for 9B would be either 9B or 10A. While, 10B can give you a low energy boost. For moderate energy boost, you would use 6B and a high energy boost can either be 11B or 4B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 9A or 8B will give you a low energy drop, 12B would be a moderate one, and 7B or 2B would be a high energy drop. Lastly, 6A allows you to change the mood.

Want to find the BPM and music key for other songs? Check out our BPM and Key Finder page!