Overview
Professional playback controls for learning: Speed, Loop, Bookmarks, and Notes.
Transform YouTube into your ultimate learning station. Designed for serious learners, musicians, and language students who need more than just a play button. **What's New in v3.0.1:** - **🎬 Group Play System**: Turn any folder into a seamless learning playlist. - **📦 Batch Management**: Delete or move multiple markers at once. - **🔢 Numerical Sorting**: Precise control over your bookmark sequence. - **📚 Integrated Library**: Manage all your video notes from one central dashboard. 🚀 **Key Features:** **1. Precision Playback Control** - Fine-tune playback speed with 0.1x increments. - Frame-by-frame seeking (Next/Prev frame) for detailed analysis. - Custom hotkeys (WASD) for gaming-like control efficiency. **2. Professional A-B Looping** - Instantly set Start (A) and End (B) points to loop complex sections. - Perfect for learning guitar riffs, dance moves, or practicing language pronunciation. - One-click clear loop to resume normal flow. **3. Smart Notes & Timestamped Bookmarks** - Inspiration strikes fast! Add notes with automatic timestamps without stopping the video. - Click any note to jump exactly to that moment in the video. - **Video-Specific Focus**: Notes are context-aware and tied to specific videos for organized learning. **4. Distraction-Free Sidebar** - All tools live in a sleek, dark-mode sidebar that doesn't clutter the video player. - Resize and toggle visibility as needed. **🔐 Pro Features (Optional)** - **Extended Library**: Save more than the 10-video limit of the Free version. - **Extended Markers**: Increase marker capacity per group for detailed study. - Support potential future updates! --- **Privacy Assurance:** We value your privacy. Your notes are yours. We collect your email address ONLY to verify your Pro license status and enable cross-device sync. We do not track your browsing history outside of YouTube.
Details
- Version3.0.1
- UpdatedMarch 1, 2026
- FeaturesOffers in-app purchases
- Offered byweider.hsu
- Size85.78KiB
- Languages中文（台灣）
- Developer徐維德
虎林街202巷44號 信義區, 台北市 110 TWEmail
weider.hsu@gmail.comPhone
+886 933 724 021 - TraderThis developer has identified itself as a trader per the definition from the European Union and committed to only offer products or services that comply with EU laws.
Privacy
YouTube Study Companion has disclosed the following information regarding the collection and usage of your data. More detailed information can be found in the developer's privacy policy.
YouTube Study Companion handles the following:
This developer declares that your data is
- Not being sold to third parties, outside of the approved use cases
- Not being used or transferred for purposes that are unrelated to the item's core functionality
- Not being used or transferred to determine creditworthiness or for lending purposes
