Must Be... Love is a 2013 Filipino coming-of-age romantic comedy film directed by Dado Lumibao, starring Kathryn Bernardo and Daniel Padilla.

[1] This marks the first solo film with love tandem Kathryn Bernardo and Daniel Padilla in a leading role following their roles in the ensemble films 24/7 in Love and Sisterakas in 2012 as well as from Princess and I that ended on February 1 a month later.

"Nasa Iyo Na Ang Lahat", an entry in the 2013 songwriting competition Himig Handog P-Pop Love Songs originally recorded by Daniel Padilla, was used as the film's theme song.

[3] The film was graded "B" by the Cinema Evaluation Board, and it received G rating by the MTRCB.

Jennifer Dugena of Philippine Entertainment Portal said Must Be.. Love was a recommended "perfect teen movie" and finished the review wrote , "Must Be Love is a rare film that is cute and light as much as it is serious and heavy, content-wise.