Lionsgate Studio did not hold advance screenings of the horror film Saw IV for critics, so no mainstream reviews were available for the film's opening weekend.
The film scored a 19% on Rotten Tomatoes and an overall rating of 36 on Metacritic.
The box office gross was approximately $63,300,095 in the U.S. and $73,944,164 abroad for a total of $137,244,259.