[citation needed] The album was critically acclaimed, with praise towards Thakkar for his composition, the vintage musical landscape, as well as the choice of singers.

The album was considered as "one of the best Bollywood soundtracks" in the recent times where Hindi film music lacking creativity and originality.

[5] All music is composed by Achint ThakkarMonica O My Darling's soundtrack received rave reviews from critics and listeners, being hailed as "the integral part of the storytelling".

Lakshana A Palat of The Indian Express wrote "... while, the characters and storytelling are near perfection, it’s the OST that fuels the madness in the film.

It’s slam poetry, but just infinitely better, with a vintage 70-80’s touch, almost deluding you into believing that it actually belong to a different era, till you hear the lyrics.

The words echo and shriek the current predicament of the characters without overstating too much, and portray a range of emotions, from frazzled to lust.

Burman and the lyrics by Varun Grover provide a sense of human greed and the ephemeral nature of life in a fun way.

"[9] Ratnalekha Mazumdar of Telegraph India said that the film's music "has a vibe of its own, instantly transporting us to a fun, wacky world".

"[10] Anubhab Roy of A Humming Heart said Achint's work in the film is "one of anachronistic daring, insofar as it is an ode to retro sound, and culture.

That the sonic structure of the album evokes a sense of unity, is perhaps not exactly a good thing, when the concession to the needs of the project has been acknowledged and done with.

"[11] Suchandra Bose of The Quint said "The music is composed by Achint Thakkar, who fabulously condenses elements of suspense and humour, in the songs, especially when placed together with the visuals.

"[12] Sneha Bengani of CNBC TV18 said "Monica, O My Darling’s soundtrack could be a thing of wonder, the kind our film industry has lately stopped believing in.