Calling OS by Five Green Moons Song Details

Five Green Moons's ' "Calling OS" was released on its scheduled release date, December 5, 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 track order of this song in Five Green Moons's "Moon 2" album is number 1 out of 11. Based on our statistics, Calling OS's popularity is not that popular right now. Even with the track produces more of a neutral energy, it is pretty danceable compared to others.

BPM and Tempo

We consider the tempo marking of Calling OS by Five Green Moons to be Allegro (fast, quick, and bright) because the track has a tempo of 122 BPM, a half-time of 61BPM, and a double-time of 244 BPM. Based on that, the speed of the song's tempo is fast. Activities such as, walking, can go well with this song. The time signature for this track is 4/4.

Music Key

G Major is the music key of this track. This also means that 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.

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