Paid Ad Break-Even Calculator
Know your break-even ROAS, max CPA, and max CPC before you spend a dollar. See instantly which ad platforms are viable for your margins.
Your unit economics
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Net margin breakdown
AOV$85
COGS (35%)−$30
Fixed overhead−$8
Returns (5%)−$4
Net revenue / sale$43
Break-even analysis
✗ Above your max CPA at avg platform performance
Est. CPA of $58.75 exceeds max CPA of $26.00. Needs above-average CVR (3.62% vs 1.6% avg) to be profitable.
Net margin / sale
$43
50.6% net margin
Max ad spend / sale
$26
after 20% target margin
Break-even ROAS
3.27×
min revenue per $1 spent
Max CPA
$26.00
most you can pay per customer
Meta (Feed) — platform metrics
Max CPC
$0.42
avg: $0.94
Min CVR needed
3.62%
avg: 1.6%
Est. CPA at avg
$58.75
CPC ÷ CVR
All platforms comparison
| Platform | Avg CPC | Avg CVR | Est. CPA | vs Max CPA | Viable? |
|---|---|---|---|---|---|
| Google Search | $2.69 | 3.2% | $84.06 | +$58.06 | ✗ No |
| Google Shopping | $0.66 | 1.9% | $34.74 | +$8.74 | ✗ No |
| Meta (Feed) | $0.94 | 1.6% | $58.75 | +$32.75 | ✗ No |
| Meta (Stories) | $0.55 | 1.2% | $45.83 | +$19.83 | ✗ No |
| $5.26 | 2.4% | $219.17 | +$193.17 | ✗ No | |
| TikTok | $0.19 | 1.3% | $14.62 | −$11.38 | ✓ Yes |
| $1.50 | 0.9% | $166.67 | +$140.67 | ✗ No |
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