Have you ever wanted to use Android TV / Google TV with a vertical screen? This app will make that wish come true.

!!! Caution !!!
To activate the feature, you need to purchase the rights after install this app.
Also, this app requires the "Modify system settings" permission.
Unfortunately, some TV devices don't have settings menu to grant this permission (In other words, "Special app access").
You can check if this settings menu exists before purchase.