Upon its release, "Free Free" was well received by music critics, with many believing to be one of Nakata's greatest musical efforts. An editor at "Billboard" Japan commended their collaboration, praising their execution on the sound and Suzuki's re-invention. Similarly, an article at Natalie.mu praised the song's "uptempo" tune and its "sparkling" effects. Another article by the same publication went onto appreciate Nakata's collaboration with the singer. Furthermore, in a review with "CD Journal", he/she went onto praise Suzuki's vocals and the experimentation of electronic, house and dance music. He labelled it "super cool" and "good".