Yes, both Okta and TOPdesk offer a Free Trial.
Okta is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
TOPdesk is designed for Individuals, Large Enterprises, Medium Business and Small Business.
The starting price of Okta begins at $2/User/Month, while pricing details for TOPdesk are unavailable.
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 TOPdesk includes Freshservice, ManageEngine ServiceDesk Plus, SolarWinds Service Desk, Jira Service Desk, Freshdesk, Teamwork Desk, HelpDesk, Desky, Salesforce Service Cloud, ReadyDesk, Milldesk and Help Desk Premier.