Yes, both Okta and Dixa offer a Free Trial.
Okta is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Dixa is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Okta Starts at $2/User/Month whereas for Dixa Starts at $39/User/Month.
Some top alternatives to Okta includes Oracle Identity Management, SailPoint IdentityIQ, WSO2 Identity Server, Keycloak, Azure AD, Ping Intelligent Identity, Ping Identity, Teamstack, Auth0, Frontegg and Login-Master.
Some top alternatives to Dixa includes Zoho Desk, Zendesk Support, ManageEngine ServiceDesk Plus, Zendesk Talk, Freshservice, Freshdesk, ClickDesk, LiveAgent, HelpDesk, SysAid, Jitbit Helpdesk, Desky, Help Scout, HelpdeskEddy, LabiDesk and Zendesk Chat.