Channel Consistency Checker

Compare your YouTube thumbnails with a rival: consistency scores, visual differences, outliers and fixes. Runs on your device.

See whether your YouTube thumbnails look like one recognizable channel. Paste your public YouTube channel URL or handle. Add a rival URL for a side-by-side comparison. Channel Consistency Checker compares recent thumbnails and turns visual consistency into clear scores you can act on. FREE FEATURES • Analyze the latest 6 public thumbnails • See one overall consistency score • Compare color, brightness and layout scores • Compare your score and visual differences with a rival channel • Compare one representative thumbnail from each channel side by side • See three practical improvements based on the comparison • Try a complete sample without entering a channel PRO — $6.99 ONE-TIME PURCHASE • Analyze up to 30 recent thumbnails • Find the thumbnail that stands out most • Extract a reusable four-color channel palette • Get practical suggestions for the next thumbnail HOW IT WORKS • Public channel pages and thumbnail images are fetched only when you start an analysis • Image comparison runs in the extension on your device • Entered channel URLs and interface settings stay in your browser • No analytics, advertising trackers or YouTube account connection PRIVACY Before analysis, the extension explains how your data is handled. Network access is used only to retrieve the public YouTube pages and thumbnail images you request and to verify optional Pro purchases through ExtensionPay and Stripe. Thumbnails are not uploaded to the developer. The developer does not receive or view your card information. Supported interface languages: English, Japanese, Spanish, Brazilian Portuguese, German, French and Italian.