YouTube Comment Blocker

Block comments by author and sync per user

YouTube Comment Blocker Extension Hide unwanted comments with just one click! Block entire comment threads by author — top-level comments and all replies disappear instantly. No login or extra permissions required. ✨ Key Features One-Click Block: Add authors with a single click next to their name Hide Replies Too: Entire comment threads, including replies, are hidden instantly Manage Block List: View or unblock authors from the extension popup Auto Sync: Stored by browser user ID, so blocks persist across page reloads and navigation Light/Dark Theme Support: Matches YouTube’s theme seamlessly Multi-Language Support: Korean, English, Japanese, Simplified Chinese 🖱️ How to Use Install the extension from the Chrome Web Store Go to the comments section on any YouTube video or Shorts page Click the block button next to the author’s name All comments and replies from the blocked author will instantly be hidden To unblock, open the extension popup and click “Unblock” 🔒 Privacy Protection Only the blocked author names and a randomly generated browser user ID are stored No ads, no tracking scripts, no access to other websites Data is used solely for maintaining the block list ⚙️ Notes If YouTube’s internal structure changes, the extension may temporarily stop working Works on a per-browser user ID basis, so blocks may not sync across different browsers or PCs 📢 Disclaimer This is an unofficial tool and is not affiliated with or endorsed by Google/YouTube. All trademarks are the property of their respective owners.