Yes, both CogniSaaS and ProsperStack offer a Free Trial.
CogniSaaS is designed for Large Enterprises, Medium Business and Small Business.
ProsperStack is designed for Medium Business and Small Business.
The starting price of ProsperStack begins at $79/Month, while pricing details for CogniSaaS are unavailable.
Some top alternatives to CogniSaaS includes Parlor, ClientSuccess, ProsperStack, Custify, Salesmachine, Catalyst, Gainsight CS, Freshdesk Customer Success and Freshdesk Customer Success (Formely Freshsuccess).
Some top alternatives to ProsperStack includes ChurnZero, Custify, ChurnTarget, Freshdesk Customer Success, Upzelo, RetentionEngine, ChurnKey, Freshdesk Customer Success (Formely Freshsuccess) and Brightback.