YouTube Thumbnail Text Tester
YouTube thumbnails are seen at three sizes: hero (1280×720), browse (480×270), mobile/search (168×94). Make sure your title text is legible at the smallest size.
Hero 1280×720
Browse 480×270
Mobile 168×94
About this tool
YouTube Thumbnail Text Tester is a single-purpose utility on instant.tw, a free toolbox of calculators, converters, generators, and quick lookups. Everything works in your browser — nothing is uploaded, nothing is stored on a server unless explicitly noted.
Category: Image & Creative Media. Browse more Image & Creative Media tools.