iSmile by NK4 Song Details

NK4's ' "iSmile" was released on its scheduled release date, August 1, 2025. With this song being around four minutes long, at 3:31, 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. The song is number 11 out of 13 in Authentic 2 by NK4. In terms of popularity, iSmile is currently not that popular. 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 iSmile by NK4 is Andante (at a walking pace), since this song has a tempo of 100 BPM. With that information, we can conclude that the song has a slow tempo. The time signature for this track is 4/4.

Music Key

This song has a musical key of F♯ Major. This also means that this song has a camelot key of 2B. So, the perfect camelot match for 2B would be either 2B or 3A. While, 3B can give you a low energy boost. For moderate energy boost, you would use 11B and a high energy boost can either be 4B or 9B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 2A or 1B will give you a low energy drop, 5B would be a moderate one, and 12B or 7B would be a high energy drop. Lastly, 11A 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!

Popularity
Loudness
-5.919 dB
Acousticness
1%
Danceability
73%
Energy
71%
Instrumentalness
0%
Liveness
55%
Loudness
90%
Speechiness
3%
Valence
60%

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ISRC
QT3F32470530
Label
L-M Records/RCA Records