Free toolAdvertisingNo sign-up
CPA Calculator
CPA (cost per acquisition) is what it costs you to win one customer or lead. It ties spend directly to outcomes, which makes it one of the most important numbers in paid marketing.
—Cost per acquisition
How it works
How to calculate cost per acquisition
CPA = Total spend ÷ Conversions
If your CPA is below the profit a customer generates, you can scale profitably. Watch CPA by campaign and keyword to cut what’s expensive and double down on what’s efficient.
FAQ
Frequently asked questions
CPL (cost per lead) counts leads; CPA often refers to a completed acquisition or sale. Define the “action” clearly for your business.
Improve targeting, raise conversion rate, tighten negative keywords, and pause underperformers.
Free tools
More free marketing calculators
Want experts to run the numbers for you?
Get a free audit and a clear plan to grow — no pressure.
Get in touch
Get your free growth audit
Tell us where you want to grow. We’ll respond within 48 hours with a clear, no-pressure plan.
Why teams choose us
Accountable to your growth.
Certified specialists, transparent reporting, and a relentless focus on the metrics that move your business.
- ✓ Certified Google & Meta specialists
- ✓ Live reporting & full transparency
- ✓ 500+ brands scaled, $300M+ driven
- ✓ Free audit first — no long-term lock-in