Love Letters received mostly positive reviews from music critics.

[2] Heather Phares of AllMusic writes that "Musically and emotionally, Love Letters is rawer than what came before it, trading breezy synth pop for insistent psych-rock and soul influences.

Confessional and insular, Love Letters is the work of a band willing to take pop success on their own terms and reveal a different – but just as appealing – side of their artistry in the process".

[3] All tracks are written by Joseph Mount, except where notedCredits adapted from the liner notes of Love Letters.

In 2014, the album was certified Gold by the Independent Music Companies Association (IMPALA), denoting sales in excess of 75,000 copies across Europe.