Ring app users are using the "Neighbors" forum to speculate about possible drone sightings.Smith Collection/Gado/Gado via Getty ImagesOngoing drone interest has led Ring users to use the "Neighbors" forum to discuss possible sightings.Some users shared frustration on Reddit about the influx of posts on the app unrelated to home security.The unidentified sightings have been reported since mid-November across the East Coast.The "mystery drones" over the East Coast have sparked concern from local residents, some of whom are flocking to neighborhood surveillance apps to post about the topic.Owners of Amazon-owned Ring video doorbells have taken to the accompanying app, which sends motion alerts, to discuss the possible drone activity in the app's "Neighbors" section.Typically, Ring's forum is used to share information about lost pets, wildlife sightings, or stolen packages — activities happening on the ground.