In September 2014, actor Murali Gopy recorded the song "Kalippu" during the time he worked on singing two songs simultaneously. Then, Puthren suggested that the song could be used in Premam and Rajesh wrote background orchestration for this purpose. As some of his friends demanded that the song should be used in a film album instead of a short film. The track "Scene Contra" was written as the eponymous title song for a short film, and was written within eight minutes. However, when he wrote the second song "Kaalam Kettupoi", the recording studio due to heavy rains and lightning, but the laptop with the film's songs was safe with the music director Rajesh Murugesan. In an interview with Deccan Chronicle, he stated that when he wrote the song "Ithu Puthan Kaalam", he got much money to solve his financial troubles. Shabareesh commented that some of his film songs seemed to come true in real life. Most of his tracks were written at his house in Aluva, where Rajesh and Puthren were present. Shabareesh started penning the first song, a "gibberish" track for the film in May 2014.
As the track became viral upon release, Puthren roped him as the norm lyricist and asked him to pen eight tracks for the film. Shabareesh Varma initially wrote one song for the director–composer collaboration's previous film, which was " Pistah". However, the final track list only had 9 songs. Unlike many films during the Malayalam new generation have less than five tracks in the album, Puthren insisted that Rajesh compose at least 13–14 tracks for the film, since the narrative of the film is musical and Puthren believed that the songs would have great impact on the film. Puthren roped in Rajesh Murugesan as the film's composer in April 2014, following the success of Neram. The album was listed as the Best Malayalam Music Album of the year by Apple Music. The soundtrack album was released by the record label Muzik 247 on 14 February 2015 and topped the charts, with songs "Aaluva Puzha" and "Malare" became instant hits. One song "Rockaankuthu" which had lyrics written by Pradeep Palarr was sung by Tamil film composer Anirudh Ravichander. Shabareesh Varma, beside singing, wrote the lyrics for eight of the nine songs.
The original soundtrack and background score were composed by Rajesh Murugesan, who had collaborated with Puthren in the film Neram (2013). Premam is the soundtrack album for the 2015 Malayalam-Tamil film of the same name directed by Alphonse Puthren and starring Nivin Pauly and Sai Pallavi.