Page Math Calculator
What needs to be true for the page to pay for itself?
Plug in your monthly ad spend, revenue, and cost of delivery. Then move the sliders to see what kind of lift the page would need to drive, and what that means for contribution margin.
Your Numbers Today
$
$
x
%
Default scenarios:
Gross Margin
$75,000
Contribution Margin
$25,000
Annualized CM
$300,000
Scenario, what if the page drives a lift?
| Metric | Now | Lifted | Δ |
|---|---|---|---|
| Spend | $50,000 | $60,000 | +$10,000 |
| ROAS | 2.50x | 2.75x | +0.25x |
| Revenue | $125,000 | $165,000 | +$40,000 |
| Contribution | $25,000 | $39,000 | +$14,000 |
The Page Math
Year 1 Profit Return
3.5x
Profit lift ÷ LandersRX cost. (Not ROAS, this is the actual contribution-margin math.)
Monthly Δ Contribution
+$14,000
vs. current
Annualized Δ
+$168,000
12 months at the lifted state
Payback Period
9 days
to recoup one month at $4,000/mo
Year 1 net profit after LandersRX cost: +$120,000
Now
$125,000
Lifted
$165,000
Contribution Margin Lift (the gain)
Contribution Margin (baseline)
Cost of Goods + Delivery
Ad Spend
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