Free Tool
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
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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