TimeMark — Video Timestamp Bookmarks

Bookmark specific timestamps in YouTube videos and jump back to them instantly.

TimeMark — YouTube Timestamp Bookmarks Never lose your place in a YouTube video again. TimeMark lets you save any moment and jump back to it instantly — no scrubbing, no rewinding, no wasted time. 🔖 SAVE TIMESTAMPS INSTANTLY Click the bookmark button directly inside the YouTube, Duplicate guard prevents saving the same moment twice ▶️ JUMP BACK IN ONE CLICK Click any saved bookmark to seek directly to that moment Playback resumes automatically Works on any YouTube video, any length 🏷️ CUSTOM LABELS Name each bookmark so you know exactly what it contains No more "bookmark at 14:23" — label it "Key formula" or "Intro hook" 📁 FOLDER ORGANISATION Group bookmarks by topic, subject, or project Keep lectures, tutorials, and research videos separate and clean 🔒 FULLY PRIVATE — ZERO DATA COLLECTED No account required No sign-in, no sync, no servers Everything stored locally using Chrome's built-in storage API Nothing is transmitted anywhere — ever ⚡ LIGHTWEIGHT & NON-INTRUSIVE No impact on YouTube's performance Button appears only on video pages Popup opens only when you need it Works with YouTube's single-page navigation automatically WHO IS IT FOR → Students bookmarking lecture moments → Researchers referencing specific video sections → Developers following long coding tutorials → Anyone tired of scrubbing through long videos