Following her win, she released the single "Perfect World" produced by Hardwell, which was certified gold and peaked within the Top 40 in the Netherlands.

[8] In December, de Steenwinkel was performing live at Radio 538 when a nude streaker ambushed the stage, causing her to burst into tears mid-performance.

[10] In February 2019, "Hij is Van Mij", her song with Kris Kross Amsterdam, Bizzey and Tabitha, reached number one on the Dutch Top 40, and Maan became the first The Voice of Holland winner to record a number-one single.

[13] In November 2022, she released "Stiekem", a song with the Dutch pop group Goldband, shortly after publicising her relationship with member Karel Gerlach.

[16] Maan was in a relationship with Dutch DJ Tony Junior beginning in 2017 when they met at the Mysteryland festival, but in December 2019, she announced their breakup on Instagram.