Vertical Video Ad (9:16, full-screen)
Vertical / Portrait
- Size (px)
- Ratio
- 9:16
Vertical / Portrait · Video · Verified 2026-06
Keep key content and text inside the safe zone — the platform UI overlaps the top and bottom of full-screen 9:16 creatives.
Renders beside the livestream on desktop and mobile.
First-party resolution is 1080x1920, and third-party is 360x640.
Supported codecs are H.264, MPEG-2, or MPEG-4 in MP4, TS, or MPG containers.
Minimum bitrate is 4 Mbps for site-served and 2 Mbps for third-party, with 8 Mbps recommended.
Frame rate must be constant at 23.976, 24, 25, or 29.97 fps.
Audio must be AAC, 192 kbps (128 kbps for third-party), 44.1 or 48 kHz, minimum 2 channels, at -9dB.
Test a file against this exact spec before you upload it anywhere.
Nothing is uploaded or saved — the check runs entirely in your browser.