Underground by Space Bubbles, Optician Song Details

Space Bubbles, Optician's ' "Underground" was released on its scheduled release date, July 28, 2025. With this song being about 5 minutes long, at This song is fairly a long song compared to the average song length. This song does not have an "Explicit" tag, making it safe for all ages. The song is number 20 out of 20 in Album by Space Bubbles. Going off of the ISRC code of this track, we detected that the origin of this track is from United Kingdom. Based on our statistics, Underground's popularity is unknown right now. The overall tone is very danceable, especially with its high energy, which produces more of a euphoric, cheerful, or happy vibe.

BPM and Tempo

The tempo marking of Underground by Space Bubbles, Optician is Allegro (fast, quick, and bright), since this song has a tempo of 130 BPM. With that information, we can conclude that the song has a fast tempo. This song can go great with walking. The time signature for this track is 4/4.

Music Key

This song has a musical key of B♭ Minor. Because this track belongs in the B♭ Minor key, the camelot key is 3A. So, the perfect camelot match for 3A would be either 3A or 2B. While, a low energy boost can consist of either 3B or 4A. For moderate energy boost, you would use 12A and a high energy boost can either be 5A or 10A. However, if you are looking for a low energy drop, finding a song with a camelot key of 2A would be a great choice. Where 6A would give you a moderate drop, and 1A or 8A would be a high energy drop. Lastly, 6B 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!