Yes, both Auth0 and Sentry offer a Free Trial.
Auth0 is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Sentry is designed for Large Enterprises, Medium Business and Small Business.
Pricing details for both Auth0 and Sentry are unavailable at this time. Contact the respective providers for more information.
Some top alternatives to Auth0 includes Cognito, Keycloak, Omada CIAM, LoginRadius, Ubisecure CIAM, Simeio, Akamai Identity Cloud, Frontegg, ReachFive and OneWelcome.
Some top alternatives to Sentry includes The Bug Squasher, Bugsnag, Zoho BugTracker, Rollbar, TrackJS, BugHost, Bug-Track.com, Disbug, Hawk and Crash Catch.