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Both calculators run independently — change the inputs on either side to compare results.

Monthly Recurring Revenue (MRR) Calculator

Calculate monthly recurring revenue from your number of subscribers and average revenue per user. The heartbeat metric of any subscription business.

Number of Subscribers (users)

Average Revenue per User (monthly) ($)

Ecommerce

Customer Churn Rate Calculator

Measure the percentage of customers who stopped using your service during a period. Essential for subscription businesses monitoring retention health and forecasting future revenue.

Customers Lost

Total Customers (Start)

Key differences

	Monthly Recurring Revenue (MRR) Calculator	Customer Churn Rate Calculator
Category	Business	Ecommerce
Inputs required	2	2
Result	Monthly Recurring Revenue ($)	Churn Rate (%)
What it does	Calculate monthly recurring revenue from your number of subscribers and average revenue per user. The heartbeat metric of any subscription business.	Measure the percentage of customers who stopped using your service during a period. Essential for subscription businesses monitoring retention health and forecasting future revenue.