Users with an active Plex Pass subscription have access to paid Plex apps for free as well as access to preview apps. The following (paid/preview) Plex apps can be accessed for free by Plex Pass subscribers:

Android

Active Plex Pass subscribers can make use of the standard “Plex for Android” app.

Note: The app is activated for subscribers by signing in using a Plex account with an active Plex Pass subscription. Non-subscribers can unlock the app with a simple, one-time purchase.

Related Page: Google Play: Plex for Android
Related Page: Amazon: Plex for Android
Related Page: I have Plex Pass, so how do I use Plex for Android for free?
Related Page: Unlocking or Activating Plex for Android

iOS

Active Plex Pass subscribers can make use of the standard “Plex for iOS” app.

Note: The app is activated for subscribers by signing in using a Plex account with an active Plex Pass subscription. Non-subscribers can unlock the app with a simple, one-time purchase.

Related Page: App Store: Plex for iOS
Related Page: Unlocking or Activating Plex for iOS

Plex for Windows / Windows Phone

Active Plex Pass subscribers can make use of the standard regular Windows / Windows Phone Plex apps.

Note: The app is activated for subscribers by signing in using a Plex account with an active Plex Pass subscription. Non-subscribers can unlock the app with a simple, one-time purchase.

Related Page: Microsoft Store: Plex for Windows