Free interactive tool

Customer Retention Calculator

Calculate repeat-customer rate and model how a change in repeat business could affect revenue.

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Your inputs

Choose a clear customer cohort and follow-up window. A repeat-customer rate measures people who returned, not the total number of repeat visits. Results update immediately in your browser.

Your results

Download a copy of the inputs and calculated results for your own records.

Repeat-customer rate

35.0%

Repeat customers divided by customers in the cohort.

Estimated repeat revenue

$23,940.00

Repeat customers × average spend × assumed purchases.

Customers needed for target

101

Estimated cohort count required to reach target rate.

Additional repeat customers

17

Difference between current count and target count.

Illustrative additional revenue

$4,845.00

Scenario based on the entered spend and purchase assumptions.

How to use these estimates

  • Use the same cohort definition and follow-up window each time.
  • Separate repeat visits from repeat customers—one customer may visit many times.
  • Additional revenue is a scenario, not a prediction of customer behavior.

These tools provide general estimates based on the values entered. Accounting treatment and business definitions vary. Use a qualified professional for financial, accounting, or tax decisions. Values are processed in your browser and are not submitted to Stellora.