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  1. Home
  2. Startup & SaaS
  3. LTV:CAC Ratio Calculator

LTV:CAC Ratio Calculator

Calculate the LTV to CAC ratio for your SaaS business. Enter average revenue per account, gross margin, and churn rate to measure customer lifetime value relative to acquisition cost. Essential SaaS metric.

What is LTV:CAC Ratio Calculator?

The LTV:CAC Ratio Calculator helps businesses measure the efficiency of their customer acquisition.

How to Calculate

  1. Enter customer lifetime value.
  2. Input customer acquisition cost.
  3. View ratio and health assessment.

Example

With $1,000 LTV and $300 CAC, your ratio is 3.33:1, which is considered excellent.

Key Benefits

  • Customer acquisition cost precise from spend
  • Understand marketing and sales efficiency
  • LTV to CAC ratio health check
  • Optimize ad spend for profit

Common Mistakes to Avoid

  • Including all costs not just ad spend
  • CAC without LTV incomplete picture
  • Monthly average not blended across channels

Pro Tips

  • Include salaries tools overhead in CAC
  • Benchmark LTV CAC 3:1 or higher
  • Track by channel for optimization

Key Terms Explained

CAC
Cost to acquire each customer
LTV
Lifetime value from customer
CAC Payback
Months to recover CAC
Blended CAC
Average across all channels

Common Use Cases

  • Investor reporting
  • Marketing optimization
  • Growth planning

Frequently Asked Questions

What is a good LTV:CAC ratio?
A good LTV:CAC ratio is 3:1 or higher, meaning you earn 3x more from a customer than it costs to acquire them.

Related Tools

SaaS Burn Rate Calculator
Startup Runway Calculator
CAC Payback Period Calculator
Churn Impact Calculator
SaaS Pricing Calculator
Rule of 40 Calculator
LTV:CAC Ratio
0.00:1
Health Assessment
Poor