Flatline Lullaby by Hz REM Sleep Song Details

"Flatline Lullaby" by Hz REM Sleep had its release date on March 26, 2025. With this song being around four minutes long, at 3:57, the duration of this song is pretty average compared to other songs. This track is safe for children and doesn't appear to contain any foul language, since the "Explicit" tag was not present in this track. There are a total of 15 in the song's album "REMless". In this album, this song's track order is #8. Furthermore, we believe that the track originated from Poland. Flatline Lullaby is unknown right now. In our opinion, the overall tone is not very danceable and projects negative sounds, such as being sad, depressed, or angry.

BPM and Tempo

With Flatline Lullaby by Hz REM Sleep having a BPM of 71 with a half-time of 36 BPM and a double-time of 142 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!