service/forum.md

@@ -12,6 +12,15 @@ benefit of the Tor community.
 
 # How-to
 
+## Use the app
+
+The official companion app for Discourse is [DiscourseHub][]
+
+Unfortunately, it doesn't appear to be available from the F-Droid repository at
+the moment.
+
+[DiscourseHub]: https://play.google.com/store/apps/details?id=com.discourse
+
 ## Mirror a mailing list
 
 The instructions to set up a forum category that mirrors for a mailing list can