Time-Stamped Notes That Sync With Your Videos
Never lose track of important moments in your videos. Time-stamped notes link what you write to the exact second in the video, so review and reference are effortless.
Neural Networks — 3Blue1Brown
Timestamped Notes
4 notes · synced to video
Introduction to neurons and synapses — biological analogy
Gradient descent visualization — the 'landscape' metaphor
Key insight: backpropagation is just chain rule applied repeatedly
ReLU vs Sigmoid activation functions comparison
Key Capabilities
Automatic Timestamps While You Type
Capture notes as you watch and let LunaNotes automatically attach the exact video timestamp to what you write.
Jump Back to Key Moments
Click any timestamped note to instantly replay the exact part of the video you were writing about.
Perfect for Lectures & Tutorials
Use time-stamped notes to mark explanations, examples, and important steps so revision is faster and more focused.
Frequently Asked Questions
Everything you need to know about this feature.
When you take notes while watching a video, LunaNotes automatically links each note to the exact timestamp.
Yes. When you use LunaNotes with YouTube videos, your notes can link back to specific moments in the video.
Yes. Clicking a timestamped note will take you back to that moment in the video.
No. Timestamps only live inside LunaNotes and don't alter the original video in any way.
Yes. Your timestamped notes stay in sync across devices as part of your LunaNotes workspace.
The best experience is with the Chrome extension, but some timestamp features may still be available depending on how you add videos.
Let's Try!