After entering the music industry as a headliner, she achieved massive commercial success. Her 2004 album Uçacaksın sold 600,000 copies and received a diamond certification from MÜ-YAP.

Beyond performing, Ergen is an active figure in Turkish social and humanitarian efforts.

Gulben Ergen has released several successful music albums and singles throughout her career. Her music style ranges from pop to dance and electronic. Some of her popular songs include:

Ergen is a "Diamond" certified recording artist with over 2 million albums sold. Her music typically blends Turkish pop with "fantasy" (folk-inspired pop) genres. :

As of 2020, Ergen has released 11 studio albums. Key releases available on platforms like YouTube and Apple Music include: Merhaba (1997) Kör Aşık (1999) Uçacaksın (2004) Kalbimi Koydum (2015) Seni Kırmışlar (2020)