The music was overall well received; reviewers have praised the quality of the original composition despite the limitations of the medium, and reacted favorably to the arranged soundtracks.

Several tracks, especially "Theme of Love", remain popular today, and have been performed numerous times in orchestral concert series, as well as being published in arranged and compilation albums by Square as well as outside groups.

Uematsu has noted that the process of composing was excruciating, involving trial and error and requiring the sound staff to spend several nights in sleeping bags at Square Co. headquarters.

The liner notes for the Final Fantasy IV OSV album were humorously signed as being written at 1:30 AM "in the office, naturally".

[2] In June 2007, Square Enix held a casting for a vocalist to sing a version of Final Fantasy IV's "Theme of Love" rearranged by Nobuo Uematsu.

Megumi Ida was selected from approximately 800 applicants to perform the song, which was featured on the Japanese Nintendo DS remake of the game, as well as the accompanying soundtrack album.

[3] Final Fantasy IV Original Sound Version is a soundtrack album containing the musical tracks from the game, composed, arranged, produced and performed by Nobuo Uematsu.

[8] It was released as a two-disk set with a bonus DVD containing the full motion video included in the re-releases of Final Fantasy IV, and has the catalog numbers SQEX-10105-7.

This version is expanded to two discs, allowing the tracks to play through two loops rather than just one, as well as the addition of a few short pieces that were left off of the original recording.

[11] Overall reception of Final Fantasy IV Celtic Moon was also positive, though some reviewers felt that several of the tracks were of lesser quality than the rest of the album.

[19] Critical reception for Piano Collections Final Fantasy IV was positive, with reviewers terming the album "fantastic".

Some reviewers felt that the pieces in the album were "simplistic", especially in comparison to the piano collections for Final Fantasy V and VI, but said that "its simplicity calls for a different feeling, and it is still great" and that despite the lack of complexity, "all of the songs...are extremely nicely done".

[19][20] Final Fantasy IV Minimum Album is a 6 track Mini CD EP released on September 5, 1991 by NTT Publishing Co.

[24] A lyrical version of "Theme of Love", sung by Risa Ohki, appeared on Final Fantasy: Pray, a compilation album produced by Square.