Zoho Directory description

Zoho Directory is an identity provider that enables you to manage and secure your workforce's digital identity, through standards such as single sign-on (SSO) and multi-factor authentication (MFA).

ZD's features include:
SAML-based SSO to all SaaS apps
Passwordless sign-in to any app
Secure MFA via Zoho OneAuth
Customizable password and MFA policies
Sign-in restriction based on IP address
Web session management
Employee sign-in and app usage reports
App provisioning through SAML-JIT
One-way sync from your AD/LDAP servers

The Zoho Directory app is a mobile version of ZD's admin panel that helps you administer your organization on the move. Some of the app's prominent features are:
User and group management
Admin dashboard with user and application usage reports
Security policy administration
App access management
App request notifications