The Power of Charm Pricing?
- Nicholas Townsend Smith M.S. (I/O Psychology)

- Dec 12, 2025
- 2 min read

I stood in the aisle. Staring at a price tag. $19.99.
My rational brain knew it was twenty dollars. My gut said nineteen.
Why do we let a single penny manipulate our entire perception of value?
I dug into the research. I wanted to know if I was just bad at math.
I wasn't.
I discovered that our brains process numbers from left to right with rapidly decreasing attention spans. This is called the "left-digit effect".
You have probably felt this.
You see $2.99 and your brain encodes it as "two dollars and change" rather than three dollars. We anchor on that first number. The magnitude of the price is decided before we even finish reading the tag.
But there is a deeper biological hook.
Humans are naturally wired to avoid pain.
Spending money registers in the brain as a loss. A price that starts with a lower digit feels psychologically safer. It reduces the "pain of paying".
It is not just a sales trick. It is a defense mechanism.
I realized something else.
This strategy is not universal.
If you are selling luxury, you avoid this. Luxury brands like Rolex or Louis Vuitton use round numbers to signal prestige. Using ".99" signals a bargain or a discount.
If you want to project quality, you drop the pennies.
JCPenney tried to stop using charm pricing. They switched to round numbers. Sales collapsed.
That changed everything for me.
Research from Quantitative Marketing and Economics found that prices ending in 9 increased sales by 24 percent compared to round numbers.
Even when the "9" price was actually higher than the round number alternative!
We are not rational.
The foundational reframe saving my life right now is this.
The term is "Charm Pricing."
The word charm comes from the Latin carmen, meaning a song, verse, or incantation.
It is a spell.
We are being lulled by the rhythm of the numbers.
This is my work right now. Today.
To look past the first digit. To see the real cost. To break the spell.
Are you reading the price, or is the price reading you?
Follow for more of the work.
Want to sell like a Giant? Follow along at my12journeys.com



Comments