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The current landscape of the perfume industry faces the challenge of enhancing product appeal and captivating consumers through innovation. Integrating multisensory elements into perfume experiences has the potential to drive this innovation forward. This research presents a novel methodology for characterizing sounds that evoke the perception of freshness in fragrances. Three experiments were conducted to explore the transferability of identified sound characteristics into the experience of certain fragrances. Experiment 1 assessed selected sounds to identify auditory parameters that effectively triggered primary freshness attributes. Based on these results, originally composed brand-aligned soundtracks were tested in Experiment 2 using the Implicit Association Test (IAT) to investigate associations with freshness and brand values. Experiment 3 examined whether these soundtracks effectively modulated the …