Question: How can I provide a seamless login experience for my users across different platforms?

LoginRadius is a good choice, a user identity management platform with features like single sign-on (SSO), social login, phone login and passwordless login that lets people easily use multiple apps. Its cloud-native design and multiple deployment options mean it can scale to handle a lot of login activity.

Another option is Auth0, which has a strong reputation for secure access and offers flexible integration with many languages and frameworks through more than 30 SDKs. It offers Universal Login, Single Sign On, Multifactor Authentication and customizable actions. Auth0 is designed to scale from small startups to large enterprises, and you can experiment for free.

SecureAuth offers a passwordless continuous authentication platform for workforce and customer identities. It offers continuous authentication, invisible MFA and passwordless login options for a secure but frictionless user experience. It's geared for companies that want to improve their security and user experience simultaneously.