The latest app to run natively on ARM64 is Tweeten, a third-party Twitter client that's based on TweetDeck with some extra perks. It offers a "much cleaner and intuitive experience."
Tweeten RSS
TweetDeck client Tweeten has been "completely rewritten from the ground up", with a new user interface, extra GIF features, improved performance, extra customization options, and more.
Less than 24 hours from the release of Windows 10 build 14291, Windows Insiders can finally download another third-party extension for Microsoft Edge called Tweeten, which is a Tweedeck client.