Auth0 vs. Amazon Cognito

Auth0 takes a modern approach to identity, providing secure access to any application, for any user. Safeguarding billions of login transactions each month, Auth0 delivers convenience, privacy, and security so customers can focus on innovation. Auth0 is part of Okta, The World’s Identity Company™. Auth0 lets you quickly integrate authentication and authorization for web, mobile, and legacy applications, with new Fine Grained Authorization (FGA) that goes beyond role-based access control. Authenticate users across all applications with a customized, secure, and standards-based single login.

Amazon Cognito is a developer-centric service that enables secure customer identity and access management (CIAM) for web and mobile applications. It allows developers to implement user sign-up, sign-in, and access control mechanisms swiftly, scaling to millions of users. Cognito supports authentication through social identity providers like Apple, Facebook, Google, and Amazon, as well as enterprise identity providers via SAML and OIDC.