Adrien Begrand from PopMatters rated Le Pop eight out of ten stars and wrote that its "songs all play to [Katzenjammer's] strengths and, most importantly, are all instantly memorable.

"[6] In an additional review for PopMatters, Mike Schiller called Le Pop a "great album."

[5] In a review for The Washington Post, Catherine P. Lewis wrote that the album "never lacks energy" and called it a "charmingly quirky collection of songs."

She did, however, write that Katzenjammer's "exuberance [occasionally] teeters on the brink of unbridled chaos," citing the album's title track, which she said "sounds like a circus band gone rogue.

[10] The revised version of Le Pop reached number seventy-one and remained on the albums chart for two weeks in August 2010.