The Marketing Reflex That Burns Through Budgets
Marketing runs on one stubborn assumption: the more exposure, the better. More airtime, more repetitions, more brand contacts. The media budget keeps growing, because surely every additional touchpoint adds something.
With sound, that intuition is only half true. A sonic logo does work through repetition – without exposure, you won't build recognition. But the effect curve doesn't climb forever.
It flattens out. And faster than instinct suggests. It turns out the point where repetition pays off most comes surprisingly early.
That's good news for anyone watching the budget. You don't need to burn through impressions to make your brand's sound work. You just need to repeat it consistently.
The difference is fundamental. One approach says, “let's buy more media.” The other says, “let's stick to one sound and let it do its job.” The first costs more and more. The second mostly costs discipline.
So before you raise your media spend, ask a different question. Are you even repeating the same sound? Because if you're not, the most expensive campaign won't build what a single consistent sound would.
The Experiment That Counted the Repetitions
Instead of guessing, it's worth looking at the data. A team from Prasetiya Mulya University set out to measure how many repetitions of a sonic logo actually make a difference.
The study covered 300 people split into three groups of 100. The first group heard the sonic logo once. The second, three times. The third, seven times. Then the researchers checked four metrics.
They measured brand recall, brand recognition, brand attitude, and purchase intent. Four different dimensions of how sound works for a brand.
All four hypotheses held up. Each with statistical significance at p below 0.001. That's no fluke or noise in the data – it's a solid, repeatable effect.
The Biggest Jump Comes Between the First and the Third
Here's where it gets interesting. Because “repetition works” isn't enough on its own. The real question is: where's the sweet spot?
The study's answer is unambiguous. The biggest gain in effectiveness appears between the first and third repetition. That's where the metrics climb hardest – recall, recognition, attitude, and purchase intent.
The test values confirm the strength of this effect across all four dimensions. Brand recall, recognition, attitude, purchase intent – every one responds sharply to the move from one exposure to three.
And after the third repetition? The benefit keeps growing, but more slowly. The gain between the third and seventh play is smaller than that first leap. The curve flattens.
The biggest gain in sonic logo effectiveness appears between the first and third repetition. After that, the returns shrink.
Hence the researchers' recommendation: three repetitions as the optimum. Not one, because that's too few. Not seven, because the extra exposures deliver less and less for more and more budget.
The takeaway for marketers is practical. Instead of asking “how many times should we air it,” ask “am I even repeating the same sound?” Because that second question decides everything.
Why Repetition Builds Liking
Where does the power of repetition come from? Partly from a simple mechanism psychology has known for decades – the mere exposure effect.
The rule is uncomplicated. The more often we encounter a stimulus, the more we like it. Familiarity breeds fondness. That goes for faces, words, images – and sounds.
Madison confirmed it in his work on repeated listening. Multiple contacts with a piece of music increase liking for it. What's familiar feels more pleasant and safer.
Repeated exposure to a piece of music increases liking for it – familiarity breeds preference.
For a brand, the lesson is simple. Your sonic logo doesn't have to be loved on first listen. Its job is to become familiar. And the familiar, over time, becomes liked – on one condition, which we'll get to in a moment.
Set that against a popular expectation. Plenty of briefs open with “we want a sound that's instantly catchy and that everyone loves.” That's a trap. Chasing instant delight leads to sounds that are flashy but short-lived.
Far more valuable is a quality that's easy to overlook – recognizability over time. A sound the listener connects to your brand without thinking by the third contact is worth more than one that dazzled once and was forgotten.
Consistency Beats Frequency
The mere exposure effect rests on one assumption that's easy to miss. It only works when you repeat the same thing. The same sound, every single time.
And this is where many brands make an expensive mistake. They change their sonic logo with every campaign. A new take, a new jingle, a fresh sound “just for this one.” It feels creative. In practice, it's sabotaging your own recognition.
Because every change resets memory. The listener who was starting to link one sound with your brand gets a new one and starts from zero. Instead of building, you're tearing down and rebuilding.
Run the cold math. If the biggest jump in effectiveness happens by the third repetition, one sound maintained over years collects those gains again and again. A new sound every campaign never even reaches that first threshold.
That's why consistency beats frequency. Better to repeat one coherent sound than to bombard your audience with ever-new ones. It's not a media budget issue – it's a matter of discipline in sticking to one sound.
Notice that this approach frees up budget rather than consuming it. When the sound stays constant, you're not paying to reinvent it over and over. You pay once for good design, then only for consistent use.
It flips the usual logic. Brands tend to treat a sonic logo as a campaign element – something that wears out and gets swapped. In reality, a well-designed sound is an asset that works harder every year, because it accumulates years of recognition.
Where Those Three Repetitions Add Up
Repetition doesn't have to mean three airings of the same spot. A brand today has many touchpoints where its sound can play. Each one is a chance for contact.
A customer hears the sonic logo in a video ad. Then the same sound greets them on the customer hotline. Later they recognize it in an app notification. And again in a radio spot on the way to work.
If all those touchpoints play the same sound, the repetitions stack up naturally. The listener reaches the three-contact threshold without ever noticing they were counting.
But it only works on one condition. Every touchpoint has to sound consistent. If the hotline plays one thing, the spot another, and the app something else entirely, no contact reinforces the last. Instead of accumulation, you get dispersion.
That's why a sound consistency audit matters so much. Before you count exposures, check whether you're speaking with one sound at all. That's what decides whether each contact builds – or gets wasted.
What to Do – and What Not To
Let's boil it down to a few practical points.
- Don't chase maximum exposure – after the third repetition, every additional one delivers less.
- Don't change your sonic logo with every campaign – every change erases the memory you've built.
- Commit to one coherent sound maintained for years – that's what collects the gains again and again.
- Treat repetition as an investment, not a cost – a familiar sound becomes a liked one over time.
The biggest saving in audio branding isn't airing less. It's not wasting what you've already built. One good sound, consistently repeated, works for the brand for years.
Three repetitions is where the real payoff begins. The rest depends not on budget, but on whether you can stick with one sound longer than a single campaign.
To see what a coherent sound system looks like in practice, browse our case studies.
Sources
- Pramana et al., 2024 (Journal of Consumer Sciences, N=300, 100 per group, ANOVA) – recommends 3 repetitions as the optimum; brand recall F(2,297)=29.25; recognition F=37.81; attitude F=11.48; purchase intent F=11.75 – all p<0.001; biggest difference between 1 and 3 repetitions.
- Madison, 2017 (Repeated Listening Increases Liking) – repeated exposure to a piece of music increases liking for it.
Got a sonic logo but swap it out every campaign? Let's audit the consistency of your sonic touchpoints and count what it's costing you. Let's talk – starting with a short conversation about how your brand sounds.