The Nostal Days, Flávia Delfín's ' "Grateful - Rock Version" was released on its scheduled release date, December 26, 2025. The duration of This song is about 3 minutes long, at 3:05. 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. Because this song is the only song in Grateful (Rock Version) and no other songs are present in the album, we classify this track as a single. Based on our statistics, Grateful - Rock Version's popularity is not that popular right now. The overall mood can be danceable to some, especially with it's high amount of postive energy.
We consider the tempo marking of Grateful - Rock Version by The Nostal Days, Flávia Delfín to be Vivace (lively and fast) because the track has a tempo of 159 BPM, a half-time of 80BPM, and a double-time of 318 BPM. Based on that, the speed of the song's tempo is fast. Activities such as, running, can go well with this song. The time signature for this track is 4/4.
This song has a musical key of A♭ Major. This also means that this song has a camelot key of 4B. So, the perfect camelot match for 4B would be either 4B or 5A. While, 5B can give you a low energy boost. For moderate energy boost, you would use 1B and a high energy boost can either be 6B or 11B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 4A or 3B will give you a low energy drop, 7B would be a moderate one, and 2B or 9B would be a high energy drop. Lastly, 1A allows you to change the mood.
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