
A new class of customer-success systems is reading the signals between logins, calls and invoices. Kaizan, Skalin, Churned and SAP show what teams can automate - and why judgment still belongs in the room.

Candu, Churn360, Churned, Avoma, Velaris, Apty, Cast - and SAP - are all chasing the same moment: when a customer quietly decides whether to stay. This is the software built to fight churn, and the AI agents now doing the fighting.