Does background music make customers browse longer?
Browsing looks like a customer wandering on their own. Most of the time the room is steering them, and music is one of the strongest hands on the wheel.
In 1999, researchers alternated French and German music over a wine display in a supermarket. On French days, French wine outsold German five to one. On German days it reversed. Asked why they chose their bottle, only 14 percent mentioned the music. The other 86 percent had no idea their browsing had been steered.
Browsing runs on priming, not evaluation
That study, in the Journal of Applied Psychology and picked up by Nature, is one of the cleanest demonstrations of priming in shopping. The music didn't change anyone's taste in wine. It made French wine more mentally accessible, more top of mind, so when eyes scanned the shelf, hands drifted toward it. People don't carefully evaluate every option. They navigate by association, by whatever the room makes salient, and music is one of the strongest things that sets salience.
Unfamiliar music stretches the visit
A 2000 study in the Journal of Business Research found a stranger layer. When shoppers heard unfamiliar music, they spent more actual time in the store but felt like they'd spent less. Familiar music did the reverse, less time, but it felt longer. For browsing, unfamiliar music extends the visit without tripping the "I've been here too long" alarm. People explore more shelves and don't feel like they're lingering.
The emotional filter decides what gets seen
A 1997 study in Psychology and Marketing showed the path from store to purchase runs through emotion. The environment sets an emotional state, and that state decides whether someone approaches or avoids, lingers or leaves. Music shapes the filter every product gets seen through. A shopper who feels good sees the merchandise differently than one who's bored or irritated.
Any music beats silence
The floor under all of it: a 2012 study in the Journal of Retailing and Consumer Services compared music to silence across 550 shoppers. Any music, regardless of genre or tempo, produced about eight more minutes of dwell and more spending than silence. Music doesn't have to be perfect to beat nothing. The bar for the baseline is just being there.
The actual point
Music shapes browsing on three levels. It primes what people reach for. It stretches how long they'll browse without noticing. It sets the mood they browse in. None of it runs through conscious awareness, which is why customers will never tell you the music moved them. They don't know it did.