Kovács played her first regular season in the (renamed SDHL in 2016) in 2012, as a 17-year-old, with
AIK Hockey. The following year, she claimed the starting job as the club won the SDHL championship. She was named Best Goaltender of the for the
2015–16 season. Kovács missed most of
2018–19 season due to pregnancy. In the summer of 2019, she left AIK to sign with
Luleå HF/MSSK. In January 2020, Kovács announced that she was leaving Luleå and joining
HC Örnen in the men's
Hockeyettan as they competed for promotion to
HockeyAllsvenskan. She did not play during the following season, as she was pregnant with her second child. Kovács made her return to the SDHL for the
2021–22 season, announcing a one-year contract with AIK in April 2021. She officially retired after the 2021–22 season, explaining that trying to balance playing elite ice hockey and caring for her two young children wasn’t sustainable in a healthy way, particularly since she could not make a living as a player. After sitting out the 2022–23 regular season, Kovács joined the women's team of
Lausanne HC in the SWHL B playoffs and chose to continue with the team in the 2023–24 season.
International She was named Best Goaltender at the
2013 IIHF World Women's U18 Championship, as Sweden won bronze. She competed in the
2018 Winter Olympics. ==Personal life==