"Louder Now" received generally favorable reviews from critics, and was voted "Kerrang!"s album of the year. It debuted at number two on the "Billboard" 200, selling 158,000 copies in its first week after release, reached the top 10 of several "Billboard" charts and the top 20 in Canada, Australia and the UK. Two months after its release, "Louder Now" was certified gold by the RIAA for sales of 500,000 copies and was later certified silver by the BPI for sales of 60,000 copies. As of May 2009, the album has sold 674,000 copies in the U.S.