TUFTS
Neither STAMP nor Plain offers a free trial.
STAMP is designed for Large Enterprises, Medium Business and Small Business.
Plain is designed for Large Enterprises, Medium Business and Small Business.
The starting price of Plain begins at $59/Month, while pricing details for STAMP are unavailable.
Some top alternatives to STAMP includes Parlor, ClientSuccess, ProsperStack, Custify, Salesmachine, Freshdesk Customer Success, Churn360, Freshdesk Customer Success (Formely Freshsuccess) and zenloop.
Some top alternatives to Plain includes TeamSupport, Supportbench, ClientSuccess, Custify, UserIQ, Planhat, Catalyst, Aligned, Freshdesk Customer Success (Formely Freshsuccess) and Really Simple Support.