Payback Lab

CAC payback, LTV:CAC, pricing, churn, and channel mix in one model.

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Calculating...

Your model updates as you edit the inputs.

0 moCAC payback
0xLTV:CAC
₹0Blended CAC
₹0New MRR / month

Economics Model

Optional cost layered on top of acquisition spend.
Team, tools, agency retainers, events, and fixed costs.

Acquisition Channels

CAC = monthly spend divided by customers acquired. Add a channel when you want a sharper blended number.

Scenario Stress Test

Change price, conversion efficiency, or margin and see the model move instantly.

Price movement0%
Acquisition efficiency0%
Gross margin movement0 pts

Founder Memo

Copy this into a deck, investor update, or product strategy note.

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