YouTube Progress Saver

About

Resume YouTube Videos Automatically — Even on Mobile!
Never lose your place again. This extension automatically tracks your progress on YouTube videos and resumes playback from where you left off — whether you're watching on desktop or the mobile YouTube site.
The extension also has functionality to download watch data in JSON format via the options page in the popup.

 What It Does
-  Auto-saves your progress as you watch any YouTube video
-  Resumes playback from your last watched timestamp when you return
-  Works seamlessly on mobile.youtube.com — a rare feature most extensions miss
- Automatically re-initializes when app is updated - no need to refresh page.
- Searchable history. 
-  Saves locally every few seconds and syncs periodically for long-term tracking
- Ability to download current watch data in JSON format via popup. 
- Ability to import watch data (in JSON format) via the popup. 
- Handles YouTube’s dynamic navigation (SPA) so it works across tabs and sessions

 Why You’ll Love It
- Watch long videos in chunks without losing your spot
- Resume tutorials, lectures, or podcasts exactly where you left off
- Works across devices and tabs — no manual bookmarking needed
- Lightweight, fast, and designed for real-world YouTube behavior

Whether you're a casual viewer or a power user, this extension makes YouTube smarter and more personal. Install it once, and your progress is always remembered — even on mobile.