Customer acquisition payback calculator

Months to recover acquisition cost and the maximum CAC your margin supports. Calculated in your browser; nothing is stored.

CAC ($)

Monthly revenue / customer ($)

Gross margin

Expected months retained

Payback

1.9 months

Max CAC for break-even lifetime

$950.40

Retention is your assumption. Platform-reported CAC often differs from incremental CAC.

All results are deterministic arithmetic from your inputs. No outcome is predicted.