Security Related to Apps on appstore vs Comp portal

What kind of security Intune enforces on the custom unwrapped SSO based mobile app?

What does comp portal offers which we don’t get when user uses Apple App Store to install the app?

what kind of security risks the corporate app will have if installed from Apple App Store?

The security really depends on what MDM/APP policies you have configured and deployed to your devices.

Look through the following documents for answers to your questions:

thank you Danil, the documents helped me.