Yes, both Kustomer and Nessie offer a Free Trial.
Kustomer is designed for Large Enterprises, Medium Business and Small Business.
Nessie is designed for Large Enterprises, Medium Business and Small Business.
The starting price of Kustomer begins at $29/User/Month, while pricing details for Nessie are unavailable.
Some top alternatives to Kustomer includes Zendesk Support, Zoho Desk, Tidio Helpdesk, Zendesk Sell, Freshservice, Freshdesk, HelpDesk, SysAid, Jitbit Helpdesk, Desky, Salesforce Service Cloud, CRMdesk, Gorgias, Trakdesk, AzureDesk and BoldDesk.
Some top alternatives to Nessie includes CustomerLabs CDP, Datawhale, Captain Metrics, Zylotech, LeadSpace, Lexer, Meiro, Acquia Marketing Cloud, BSI CDP and euromessage CDP.