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Customer Retention
Calculator

Track cohort loyalty and customer churn rates. Weigh starting customer bases against acquired users over any time window.

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Janardhan Nagaiahgari
₹200Cr+
Ad spend managed

Janardhan Nagaiahgari

Built by an operator · Founder, Janardhan Digital

100%
Client-side & private
₹200Cr+
Managed ad spend
0₹
Always free
Instant
Calculations & Verdicts

Customer Retention Rate (CRR) Calculator

Calculate customer retention velocity and track user lifecycle loyalty. Everything runs locally in your browser.

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