Helen's 'Only One' came out on September 7, 2018. With this song being around four minutes long, at 3:37, 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. Since Only One only contains only one song in the album, we like to consider this song as a single. Only One is not that popular right now. Although the overall vibe is very danceable, it does project more negative sounds.

Only One テンポ

With Only One by Helen having a テンポ of 68 with a half-time of 34 テンポ and a double-time of 136 テンポ, 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 4/4.

Only One キー

This song is in the music key of A Minor. Which also means that the camelot key for this song is 8A. So, the perfect camelot match for 8A would be either 8A or 7B. While, a low energy boost can consist of either 8B or 9A. For moderate energy boost, you would use 5A and a high energy boost can either be 10A or 3A. However, if you are looking for a low energy drop, finding a song with a camelot key of 7A would be a great choice. Where 11A would give you a moderate drop, and 6A or 1A would be a high energy drop. Lastly, 11B allows you to change the mood.