CAC / ROAS Break-even Calculator
Free tool: Calculate break-even CAC and ROAS based on your margins. Know your target metrics before scaling ad spend.
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CAC
& ROAS Calculator
Calculate your break-even and target CAC/ROAS based on margins and profit goals.
tl;dr
CAC / ROAS Break-even Calculator Free tool: Calculate break-even CAC and ROAS based on your margins. Know your target metrics before scaling ad spend.
Know Your Numbers Before You Scale
The difference between profitable campaigns and money pits comes down to two numbers: CAC (Customer Acquisition Cost) and ROAS (Return on Ad Spend). This calculator helps you find your break-even point and target metrics.
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Why This Matters
Break-even CAC is the maximum you can pay to acquire a customer without losing money. Go above this and every sale costs you.
Target CAC factors in your profit margin. This is the real number to optimize toward.
ROAS is the flip side—how much revenue you need per dollar of ad spend. Important for ecommerce and PMax campaigns.
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More Paid Media Agency tools
ads account audit checklist
free tool: generate a prioritized audit checklist for google ads or meta ads. know what to fix first.
ai ad hook generator
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creative testing plan builder
free tool: generate a structured creative testing matrix with weekly cadence, winner criteria, and iteration plans.
google ads budget split calculator
free tool: calculate optimal budget split between search, pmax, and remarketing. get recommended allocations based on your business type and goals.
landing page angle generator
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retargeting window planner
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Frequently asked questions
It depends on LTV. Generally, CAC should be 1/3 or less of customer lifetime value.
Revenue minus cost of goods sold, divided by revenue. For services, include labor costs.
Start with industry benchmarks: 2-3% for ecommerce, 5-10% for lead gen landing pages.
CAC stands for Customer Acquisition Cost and represents the expense of acquiring a new customer.
Break-even ROAS is calculated by dividing 1 by the profit margin (expressed as a decimal).
Knowing the target CAC helps ensure that marketing efforts are profitable and aligned with business goals.
Yes, by understanding break-even and target metrics, you can better allocate and justify ad spend.
Yes, any business looking to optimize ad spend based on ROI can benefit from this tool.
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An e-commerce manager wants to calculate the break-even CAC and ROAS for a new product launch.
Sample input
- Profit Margin: 20%
- Average Order Value: $50
- Monthly Ad Spend: $10,000
Result
Break-even CAC: $40.00 Target CAC: $33.33 Break-even ROAS: 2.00 Target ROAS: 2.50
About CAC / ROAS Break-even Calculator
The CAC / ROAS Break-even Calculator is an essential tool for businesses aiming to optimize their advertising spend. By inputting your profit margin, average order value, and ad spend, this calculator provides critical insights into how much you can afford to spend on acquiring new customers without incurring a loss. Understanding these metrics is vital for any business looking to scale efficiently. The break-even CAC indicates the threshold at which your customer acquisition costs match the revenue generated, ensuring no loss. The target CAC and ROAS help you align your marketing strategies with profitability goals.
How it works
- Enter your profit margin as a percentage.
- Input your average order value in dollars.
- Provide your planned or current monthly ad spend.
- The calculator computes the break-even and target CAC and ROAS values.
When to use it
- A digital marketer preparing to scale ad campaigns for a seasonal product.
- An agency analyst evaluating the profitability of various ad channels.
- A startup founder needing to optimize marketing spend before a funding round.