The scheme just launches the app. Other features may be added in the future.

Jailbroken The URL scheme is only usable on jailbroken iPhones.
Undisclosed The URL scheme is undisclosed by the publisher of the application. You are encouraged to contact the publisher for more information.
Application homepage:
iTunes link:
HTML Link example: metro://com.kinevia.metro
Native application URL string example: metro://com.kinevia.metro
Extended example: