Auth0 offers Free Trial, but Azure AD does not.
Azure AD is designed for Large Enterprises, Medium Business and Small Business.
Auth0 is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
The starting price of Azure AD begins at $6/User/Month, while pricing details for Auth0 are unavailable.
Some top alternatives to Azure AD includes Okta, Oracle Identity Management, SailPoint IdentityIQ, AWS IAM, One Identity, Ping Identity, Microsoft Azure AD, Teamstack, Auth0, Ubisecure CIAM and Frontegg.
Some top alternatives to Auth0 includes Cognito, Keycloak, Omada CIAM, LoginRadius, Ubisecure CIAM, Simeio, Akamai Identity Cloud, Frontegg, ReachFive and OneWelcome.