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Acquisition cost payback

Monthly contribution with churn at close; free months yield no contribution. Retention-adjusted payback is shown only if reached within the horizon.

Your inputs

currency / customer
currency / customer / month (annual plan: annual price)
currency / customer / month (annual plan: annual price)
% / month
Advanced options
months
months
Solve a target

Variable to solve: Acquisition cost per customer
Target result: Simple payback

Only the indicated variable changes; other inputs remain fixed. The solution is checked using the direct calculation within your bounds.

Simple payback

Inputs are sent only to calculate. They are not included in public URLs or stored as editorial content.

Scenario result

Estimate based on your assumptions

Simple payback8 months
Expected payback with churn
8 months
Contribution
€1,080.00
Outstanding amount
€0.00
Breakdown by period
PeriodContributionEUR
130
260
390
4120
5150
6180
7210
8240
9270
10300
11330
12360
13390
14420
15450
16480
17510
18540
19570
20600
21630
22660
23690
24720
25750
26780
27810
28840
29870
30900
31930
32960
33990
341,020
351,050
361,080
Export inputs and results

Compare scenarios

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Model version 1.0.0

Method and assumptions

Monthly contribution with churn at close; free months yield no contribution. Retention-adjusted payback is shown only if reached within the horizon.

Examples are illustrative. Profitability excludes recoverable indirect taxes; use consistent periods. Results depend on your inputs. No automatic legal rates are applied.

t = CAC / (P − V)

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