Yes, both Okta and Sentry offer a Free Trial.
Okta is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Sentry is designed for Large Enterprises, Medium Business and Small Business.
The starting price of Okta begins at $2/User/Month, while pricing details for Sentry 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 Sentry includes The Bug Squasher, Bugsnag, Zoho BugTracker, Rollbar, TrackJS, BugHost, Bug-Track.com, Disbug, Hawk and Crash Catch.