Customer Lifetime Value Calculator
Calculate customer lifetime value from order value, purchase frequency, margin and churn. Add your acquisition cost to see LTV:CAC and payback time.
Keep the customers you've earned.
Plain-language guides and free calculators for CRM, customer retention, loyalty and service: NPS, CSAT, churn rate and customer lifetime value.
Free tools
Free calculators for customer lifetime value, churn and retention, NPS, CSAT and CES. No sign-up, and everything runs in your browser.
All toolsChurn Rate & Retention Rate Calculator
Calculate customer churn and retention rate for any period, convert monthly to annual churn, and turn cohort counts into a retention table in seconds.
NPS Calculator (Net Promoter Score)
Calculate your Net Promoter Score from promoter, passive and detractor counts or pasted 0–10 survey scores, with breakdown and margin of error.
CSAT & CES Calculator
Calculate your CSAT score (1–5 scale) or Customer Effort Score (1–7 scale) from rating counts or pasted answers, with average and full distribution.
Latest articles
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Customer Service Metrics: 8 KPIs Small Teams Should Track
Customer service metrics for small teams: formulas for response and resolution time, first contact resolution, CSAT and CES, plus a weekly scorecard.
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How to Calculate Repeat Purchase Rate (With Examples)
How to calculate repeat purchase rate: the formula, choosing a time window, a worked shop example, related metrics and practical ways to raise the rate.
Retention
How to Respond to a Cancellation Request (With Templates)
How to respond when a customer wants to cancel: a six-step process, save offers matched to the reason, email templates and why cancelling must stay easy.
Loyalty programs
How to Set Up a Customer Referral Program (Step by Step)
How to set up a customer referral program for a small business: when to ask, how big the reward should be, simple rules, tracking, templates and measurement.
CRM basics
RFM Analysis: How to Segment Customers in a Spreadsheet
RFM analysis step by step: score customers on recency, frequency and monetary value in a spreadsheet, group them into segments and decide what to do with each.
Loyalty programs
12 Loyalty Program Ideas for Small Businesses
Twelve loyalty program ideas for small businesses, with when each one fits, a worked cost calculation and the pitfalls that make loyalty schemes expensive.