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CAC Payback Calculator

CAC alone doesn't tell you whether your acquisition spend is healthy — payback period does. Enter your CAC, average revenue per account, and gross margin to see how many months it takes to break even on a new customer.

Your inputs

CAC payback period

9.4 mo

Monthly gross profit per customer: €320

0 mo12 mo24 mo+

Good

A healthy payback period that gives you room to reinvest in growth.

General B2B SaaS benchmark: under 12 months is healthy, under 6 is excellent. Longer sales cycles and enterprise ACVs can justify a longer payback.

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