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Churn

What is churn?

Churn is the rate at which customers stop doing business with you over a given period. Count the customers you lost in a month, divide by the customers you started with, and you have your churn rate. It is the quiet counterweight to every new signup.

Churn matters because acquiring a customer usually costs far more than keeping one, and high churn means filling a leaky bucket. Subtle distinctions shape how it reads. Customer churn counts people leaving; revenue churn counts the money leaving, which differs when your biggest accounts are the ones who go. There's also voluntary churn, when someone actively cancels, and involuntary churn, when a payment simply fails. A subscription business watching churn climb after a price change learns something specific about value, while one losing customers to failed cards has a billing problem wearing a retention mask. The most useful churn work moves upstream, spotting the behavior that precedes leaving rather than counting departures after the fact.

A single churn number can deceive. Averaged across a whole base, it can look fine while a key segment quietly collapses. Churn is most honest when broken out by cohort, plan, or segment.

Churn at Dallonses

We work on churn by looking for the signals that come before it. A customer rarely leaves without warning; usage tapers, logins slow, a feature goes untouched. Mining customer data for those patterns turns churn from a number you report after the fact into one you can act on while there's still time, which is where the real data driven customer insights live.

For clients with enough history, we build predictive analytics models that flag accounts at risk early, so retention efforts reach the right people before they're gone. We've helped global brands move from explaining last quarter's losses to heading off the next ones. Lower churn rarely comes from a clever offer. It comes from understanding why people leave and fixing it upstream.

Losing customers faster than you can explain? Let's find the warning signs early.

Talk to us about churn

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Close-up of an open computer with circuit board and components on a wooden desk
Bernat and Andreu collaborating at a desk with monitors and a laptop
Hand-drawn illustration of an open hand waving
Aymón holding a Tools magazine in front of their facem
Ari working on a laptop outdoors surrounded by plants
Top-down view of a wooden desk with a keyboard, mouse, and headphones
Hand-drawn illustration of a hand snapping fingers
Nico leaning against a water cooler next to a fire extinguishe
Close-up of an open computer with circuit board and components on a wooden desk
Bernat and Andreu collaborating at a desk with monitors and a laptop
Hand-drawn illustration of an open hand waving