Practical, spec-accurate guides to ad image sizes, safe zones and multi-platform creative production.
Every Meta ad dimension that matters — Instagram Feed, Stories, Reels, Facebook Feed and link ads — with exact pixel sizes, overlay maps, ratio-tolerance traps and compression-proof export settings.
One 1080×1920 canvas, three different overlay maps. Exact TikTok, YouTube Shorts and Reels dimensions, where each platform covers your pixels, plus YouTube 16:9 thumbnail specs and how to serve both from one master.
Performance Max asset requirements explained — required vs optional images, exact sizes, how ratio coverage gates which surfaces you can appear on, and the minimum upload set that unlocks all of them.
A rare English-language reference for South Korea's two dominant ad platforms: Naver GFA and Kakao Moment image sizes, the 1.91:1 vs 16:9 trap, creative review conventions and how to produce both sets alongside global campaigns.
Why ad text gets cut off, the overlay maps for every major platform, the universal safe window that works across all of them, and a production workflow for generating every aspect ratio without losing the original design.