The Austin Acoustic were a women's American football team based in Austin, Texas. The Acoustic competed a member of the Legends Football League (LFL) with home games at H-E-B Center in the Austin suburb of Cedar Park, Texas.
Following the 2019 season, the LFL ceased operations and relaunched as the Extreme Football League (X League), which first played in 2022. All former LFL teams received new brands and the Acoustic were replaced by the Austin Sound.
In the latter half of 2015, the Legends Football League (LFL) announced that two new franchises, plus a revival of the league's Dallas-area franchise, would join the league beginning with the 2016 season. The new Austin-based franchise adopted the name Acoustic, which was chosen from local fan submissions. The Acoustic were twentieth franchise in LFL history.