SaaS Financial Metrics
SaaS Subscription Churn & Lifetime Value (LTV) Calculator – 2025
Estimate your SaaS customer retention, churn rate, and lifetime value to optimize revenue growth and investor metrics.
SaaS Metrics Calculator
Enter your SaaS business metrics to calculate churn rate, LTV, and growth efficiency
Enter your metrics and click calculate to see results
What Is Churn & LTV?
Customer Lifetime Value (LTV) measures the total revenue a customer generates before they churn. Churn rate measures how quickly customers leave. Understanding both helps SaaS founders improve retention, optimize CAC, and forecast revenue growth.
Why LTV:CAC Ratio Matters
< 3xNeeds improvement
3–5xSustainable
>5xExcellent growth efficiency
💡 How to Reduce Churn
Improve Onboarding
Create smooth user experience and clear value demonstration
Win-back Campaigns
Targeted offers for customers at risk of churning
Annual Billing
Offer discounts for yearly commitments
Enhance Product Value
Continuously improve features and user experience
🧮 Example Scenario
If your ARPU is $100, churn rate 3%, and CAC $400, then:
- Lifetime = 1 / 0.03 = 33.3 months
- LTV = 100 × 33.3 × 0.8 = $2,664
- LTV:CAC = 6.6x → great efficiency