Free Growth Tool
Customer Acquisition Cost Calculator
Calculate CAC, payback period, LTV:CAC ratio, conversion rate, and whether your marketing spend can profitably acquire customers.
Acquisition Inputs
Enter your acquisition numbers and calculate CAC.
How to use this CAC calculator
Use this free customer acquisition cost calculator before scaling ads, launching affiliate campaigns, hiring sales support, or increasing content and SEO spend. A good CAC only matters when customer lifetime value and gross margin can support it.
- CAC is total acquisition cost divided by new customers.
- LTV:CAC helps check whether acquisition is sustainable.
- Payback purchases estimates how many purchases are needed to recover CAC.