Musically it has been described as an "R&B slow-jam", while lyrically the song explores sexual themes, with Brown encouraging a woman to come back to his apartment in the hope that she will "do it all night".

The song received comparisons to works by Jodeci and R. Kelly, for its similar musical direction.

[7] AllMusic editor Andy Kellman was positive about the song: "then there was the smoothly percussive "No BS", a slow jam with chivalrous sweet nothings like "I’m-a leave it in when we do it" and "Don’t you be on that bullshit".

"[9] Entertainment Weekly wrote an impressed opinion stating that it leads to intoxicating hooks, calling it a "bedroom knocker" and continued: "which for better (or worse), rivals the bump-'n'-grind heights of '90s Casanova crew Jodeci.

"[10] David Amidon of PopMatters wrote a mixed review: "But then there are the songs like "No Bullshit" he'll no doubt be expected to slow his sets with.