Kovacs has performed at major festivals including North Sea Jazz, Lowlands, Pinkpop, Glastonbury and Sziget. Her albums Shades of Black (2015) and Cheap Smell (2018) received international acclaim, and 2023’s Child of Sin, featuring a duet with Rammstein frontman Till Lindemann and influences from a Turkish gypsy ensemble, became the highest new entry in the Dutch Album Top 100 and was followed by sold-out shows worldwide.