Skip to content
@ Retention Marketers

Ecommerce retention

The store metrics behind retention, and the ways ecommerce brands get customers to buy again.

11 pages Updated

Store metrics

Retention rate, churn, lifetime value and the other numbers a store runs on, with the formulas side by side.

6 pages
Explainer 8 Sept 2026

What is average order value?

Twelve of fifteen publishers divide revenue by orders. They do not mean the same thing by revenue — three strip taxes and shipping, one keeps them, and a store platform's own column is a third thing again. What AOV counts, and why yours may not compare.

14 min read · Updated
Explainer 7 Sept 2026

What is purchase frequency?

Nine publishers give the same ratio: total orders divided by unique customers. Two of them then print a repeat-buyer benchmark further down the same page without saying it is a different quantity. What the number counts, and why yours may not compare.

13 min read
Explainer 27 Aug 2026

What is repeat purchase rate?

Repeat purchase rate is the share of customers who bought more than once. The published formulas disagree about which customers go in the denominator, about whether the window is a month or a lifetime, and about whether one of the metric's own names points at a completely different number. What each version measures, and what to write down beside it.

11 min read
Explainer 26 Aug 2026

What is customer churn rate?

Churn rate is the share of customers a store loses over a period. The published formulas disagree about who is in the denominator, about what counts as leaving, and about whether the number is monthly or annual. What each version measures, and what to write down beside it.

12 min read
Explainer 21 Aug 2026

What is customer lifetime value?

Your platform shows what a customer has already spent, plus a forecast of the next year. The published formulas run on a lifespan of several years, and some multiply by profit margin. What each version answers, and where they disagree.

13 min read
Explainer 19 Aug 2026

How is customer retention rate calculated?

Klaviyo's own example gives 64%, dividing repeat buyers by one-time buyers. Divide the same repeat buyers by all 92,000 customers and it is 39%. Seven formulas answer the question.

12 min read · Updated

Retention strategy

Getting customers to buy again, and why they leave.

5 pages