Twitch Stream Display — Mobile Lower Third ad specs

Twitch Stream Display — Mobile Lower Third ads are horizontal 32:5 still images, measured at 320×50 px, up to 0.05 MB per file, delivered as JPG or PNG. They run in the Mobile App Live Stream placement on Twitch. Use these requirements to brief designers, validate uploads, and avoid creative rejections in Twitch's ad manager.

Visual specifications

Dimensions320 × 50 px
Aspect ratios32:5
Orientationlandscape
Max file size0.05 MB
File typesJPG, PNG

Notes & source

Twitch Stream Display Ads (SDA) — Mobile Lower Third. 320×50, JPG or PNG up to 50 KB. Renders directly below the live stream player when the Twitch mobile app is in portrait mode. Site-served; approved 3P impression/click trackers accepted.

Official source: https://advertising.amazon.com/resources/ad-specs/twitch/stream-display-ads

Frequently asked questions

What size are Twitch Stream Display — Mobile Lower Third ads?
Twitch Stream Display — Mobile Lower Third ads are 320×50 pixels with an aspect ratio of 32:5.
What aspect ratio does Twitch Stream Display — Mobile Lower Third use?
Twitch Stream Display — Mobile Lower Third supports 32:5 aspect ratio.
What is the maximum file size for Twitch Stream Display — Mobile Lower Third?
Files for Twitch Stream Display — Mobile Lower Third can be up to 0.05 MB.
Which file formats does Twitch Stream Display — Mobile Lower Third accept?
Twitch Stream Display — Mobile Lower Third accepts JPG and PNG files.
What is the Twitch Stream Display — Mobile Lower Third ad format?
Twitch Stream Display — Mobile Lower Third is a image ad format that runs in the Mobile App Live Stream placement on Twitch. This page documents its full creative requirements, sourced from Twitch's official ad documentation.
Where does Twitch Stream Display — Mobile Lower Third appear on Twitch?
Twitch Stream Display — Mobile Lower Third ads appear in the Mobile App Live Stream placement on Twitch.
How does Twitch Stream Display — Mobile Lower Third compare to other Twitch ad formats?
Twitch Stream Display — Mobile Lower Third differs from other Twitch placements in its 320×50px canvas, and a 0.05MB file ceiling. Compare side-by-side from the Twitch publisher page on All Ad Specs.
Where can I find the official Twitch Stream Display — Mobile Lower Third documentation?
The official source for Twitch Stream Display — Mobile Lower Third requirements is https://advertising.amazon.com/resources/ad-specs/twitch/stream-display-ads, linked from this page.