MKT · free tool
Ad break-even calculator.
The maximum you can pay for an order before advertising costs you money: the ceiling to write down before launch.
Your ceilings
$26.50
absolute maximum per order: spend more and you pay for the privilege of selling
- Gross margin per order
- $26.50
- Target CPA (keeping 30%)
- $18.55
- Max cost per lead
- $9.27
- Break-even ROAS
- 1.85×
Write the target CPA down before launching. An ad set that passes it without converting gets cut on schedule, not on mood.
Why this number
The same math our own ad engine enforces with automatic kill rules. Decide the number before the campaign, not after the invoice.
How to use this free tool
From input to a usable result.
The ceiling you can pay per order before ads lose money. Decide it before the campaign.
- 1
Enter order value and the costs incurred per order.
- 2
Set the share of margin to retain and the lead-to-sale conversion rate.
- 3
Review the maximum and target acquisition costs before setting bids.
Questions about Ad Break-Even Calculator
How do maximum CPA and target CPA differ?
Maximum CPA spends the available per-order margin on acquisition. Target CPA reserves the margin share you choose. The lead-cost estimate also depends on your entered lead-to-sale conversion rate.
Is the Ad Break-Even Calculator free?
Yes. You can use the Ad Break-Even Calculator for free. There is no card or paid subscription required to use this tool.
Do I need a ZEISMO account?
No. This free tool works without creating an account. AI tools may use a fair daily limit so they remain available to everyone.
Can I use the result for my business?
Yes. Review the result for your own facts and requirements, then copy, download or adapt it for your business.
More business calculators