On-Screen AnnotationPro
Draw on your screen. Explain visually.
Overview
Activate a full-screen transparent overlay and draw directly on your screen. Highlight code, circle UI elements, add arrows and text — then clear everything with Esc.
Tools
- Pen — freehand drawing
- Highlighter — semi-transparent broad strokes
- Arrow — draw arrows to point at things
- Shapes — rectangles, ellipses for circling elements
- Text — type labels and callouts
- Counter — numbered markers for step-by-step annotations
- Eraser — remove individual strokes
Customization
- Adjustable brush size and color
- Annotations are temporary by default — press Esc to clear
- Combine with Screen Capture to annotate and save in one flow
Use Cases
- Bug reports — circle the issue, add a note, capture the screenshot
- Presentations — highlight key points while screen sharing
- Design reviews — mark up UI elements with feedback
- Teaching — annotate code or diagrams during live sessions