Tools · 02 · CAC / LTV
When does this channel actually pay back?
Enter your unit economics. We plot cumulative profit across 24 months and mark the month you break even on acquisition.
Inputs
CAC
Blended cost to acquire one customer
₹3,500
AOV
Average order value
₹2,400
Contribution margin
% margin after COGS & fulfilment
55
Purchases / year
Average orders per customer per year
2.4
Monthly churn
% cohort lost per month
8
Output
LTV (24 mo)
₹2,854
LTV : CAC
0.82×
Payback
24+
Cumulative profit · 24 months
Month 1Month 12Month 24
Underwater. Every acquired customer costs more than they return. Stop scaling. Fix CAC, AOV, margin, or repeat rate first.