5 items
Preview your YouTube title and thumbnail on mobile feeds and dark mode before publishing. Catch character truncation instantly. Preview your YouTube thumbnail and title on realistic mobile feeds, dark mode, and desktop grids before publishing. Catch character truncation before it hurts your CTR. ⚡ KEY FEATURES: • In-Card Live Canvas: Drag & drop draft thumbnails and edit titles directly on a simulated YouTube card. • Dual-Mode Title Editor: Edit full titles with zero scrolling or cutoffs while typing, then view the authentic 2-line YouTube mobile truncation when you click away. • One-Click Card Image Sharing: Copy a high-res simulated YouTube card image to your clipboard and paste (Ctrl+V) directly into Discord, WhatsApp, Slack, or Twitter for instant feedback. • Real-Time Mobile Cutoff Check: Live character gauge alerts you when your title enters the 2-line mobile truncation danger zone. • 100-Character YouTube Limit: Strict auto-clamping matching YouTube Studio's exact limits. • Full YouTube Home Feed Simulator: Preview your video in a dedicated tab alongside realistic competitor videos to test contrast and clickability. • YouTube Studio Integration & A/B Testing: Automatically injects character counters and 1-click preview buttons directly into the YouTube Studio upload flow and "Test & Compare" screens. • 100% In-Browser Privacy: In-memory session. Zero cloud storage or server uploads. Created for YouTube creators, video editors, and thumbnail designers using Canva, Photoshop, or YouTube Studio.
Nov 6, 2026
rating_count is the Chrome Web Store ratings count, not a written-review count.
Media assets
Screenshots and videos on the listing.
Has promo video
Whether the listing includes at least one video.
Languages
Declared language locales.
Developer website
Listing exposes a developer website URL.
Contact email
Listing exposes a contact email.
Keyword in name
Case-insensitive substring match in the name.
Keyword in description
Case-insensitive substring match in the description.
Keyword occurrences in description
Count of case-insensitive occurrences in the description.
Category user-count percentile
Share of same-category extensions with fewer users (null if unknown).
These are transparent listing completeness / keyword signals, not a prediction of Chrome Web Store search ranking.