The third season of La Voz Argentina premiered on 24 June 2021, on Telefe.
For the first time in its history, the show featured a fifth coach, Emilia Mernes, who selected contestants to participate in The Comeback Stage, a digital companion series where artists eliminated from the Blind Auditions and coached by Mernes pitted in a series of Battles for a place in the Live Shows.
[2] On 5 September, Francisco Benitez was named winner of the season, marking Soledad Pastorutti's second win as a coach.
This season introduced actress Stefi Roitman as the digital host of the show.
For this season, the show added a brand new phase of competition called The Comeback Stage, exclusive to MiTelefe mobile app, La Voz Argentina YouTube channel, Instagram TV, Facebook, Twitter, and Telefe.com.
Originally, Mernes declared seven artists as winners in their battles, but at the end of this round she had to select only four to advance.
Ignacio Sagalá was declared winner with 3 out of 4 votes and he decided to join Ricardo Montaner's team.