Yik Yak, the app that creates anonymous message boards for users within a five mile radius, returns to the US iOS App Store after its 2017 shutdown (Tim Marcin/Mashable)

Tim Marcin / Mashable:Yik Yak, the app that creates anonymous message boards for users within a five mile radius, returns to the US iOS App Store after its 2017 shutdown  —  Yes, it's really back.  —  Buckle up, millennials.  Remember Yik Yak, the anonymous app that, in effect, allowed gossip and shit-talking …

Yik Yak, the app that creates anonymous message boards for users within a five mile radius, returns to the US iOS App Store after its 2017 shutdown (Tim Marcin/Mashable)

Tim Marcin / Mashable:
Yik Yak, the app that creates anonymous message boards for users within a five mile radius, returns to the US iOS App Store after its 2017 shutdown  —  Yes, it's really back.  —  Buckle up, millennials.  Remember Yik Yak, the anonymous app that, in effect, allowed gossip and shit-talking …