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Twitch Launches Alpha Testing for Vertical Livestreams

Selected creators can now stream in vertical format through a dedicated mobile interface with permission handling ahead of a planned wider rollout later this year.

The Twitch app within Apple's app store.
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Overview

  • Alpha tests are live with a handful of streamers after market intelligence firm Appsensa uncovered vertical livestream references in Twitch’s app code.
  • The launch introduces a vertical theater mode complete with dedicated UI elements and a toggle back to the classic horizontal view.
  • Viewers encountering vertical streams for the first time see informative dialogs explaining that the format is experimental and reversible.
  • Mobile permissions for camera and microphone are integrated into the test along with improved audio and video controls for creators.
  • Twitch is simultaneously trialing dual-format broadcasting and 2K resolution streaming as part of its mobile-first strategy to challenge TikTok and YouTube Shorts.