Channel Preview helps YouTube creators preview how their channel assets will appear before publishing. From banners and profile pictures to thumbnails and titles, our tools help creators make confident design decisions.
Our mission is to simplify the creator workflow by providing accurate previews of YouTube channel assets across desktop, mobile, and TV devices.
Every creator has faced these frustrations. We built Channel Preview to eliminate them.
YouTube crops your 2560×1440 banner differently on every device — TV shows the full image, mobile shows a narrow strip. Creators often upload banners with logos near the edge, only to see them cut off on mobile.
A thumbnail that looks great at full size can become impossible to read when shown as a small preview in search results or the sidebar. Channel Preview shows you exactly how your thumbnail appears at every size.
Most creators design on desktop but the majority of YouTube viewers watch on mobile. Without a mobile preview tool, you're designing blind for your largest audience.
Generic image viewers don't replicate YouTube's exact crop zones, safe areas, or rendering rules. Channel Preview uses pixel-accurate simulations built from YouTube's actual specifications.
Everything you need to preview, refine, and publish with confidence.
See exactly how your banner looks on desktop, mobile, tablet, and TV — with safe area overlays.
Preview Banner →Check CTR potential by previewing your thumbnail across search results, sidebar, and mobile feed.
Preview Thumbnail →See how your profile picture appears on channel pages, in comments, and across YouTube.
Preview PFP →Find exactly where YouTube truncates your video title on desktop, mobile, and search results.
Preview Title →Channel Preview runs entirely locally in your browser. Your images are never uploaded to our servers, never stored, and never shared. We see nothing — because we receive nothing.
No account required. No upload fees. No data collection. Just instant, private previews.
Designer, creator, and developer focused on building tools that help content creators work smarter and publish with confidence. Channel Preview was born from firsthand frustration with banner crops and thumbnail guesswork — and a belief that creators deserve better tools.
Learn MoreJoin thousands of creators who preview before they publish. Free, instant, and private.