[5] A product of The Gap FC, Freier first signed for Brisbane Roar in November 2020,[6] where she made nine appearances and scored her first professional goal in a 6–0 win over Melbourne Victory.

[11][12] On 21 January 2025, it was announced that Freier would join VfL Wolfsburg at the end of the 24-25 A-League season, on a contract until 2028.

[13] On 28 March 2024, Freier was named in the Australia women's national soccer team squad as an injury replacement for the friendly match against Mexico on 9 April.

[17] On 13 July 2024, Freier started for Australia in a closed-doors friendly against Canada, replacing an injured Caitlin Foord in the lineup.

[18] Freier scored for her team in the 2–1 defeat, but since the game was an unofficial match, it was not deemed as her first international goal.