ChurnKit - Find out who removed your service from their website.
ClearBrain - Predict which users will upgrade or churn tomorrow.
Churndown - Gather actionable feedback in one click
ProfitWell Retain from Price Intelligently - Delinquent churn reduction for Zuora, Braintree, and Stripe
ChurnBuster - Stop Losing Money toFailed Payments in Stripe. Churn Buster saves you thousands of dollars every month by ensuring your customers update their payment information.
BareMetrics - SaaS Analytics for Stripe