<p>DrawAnywhere lets you sketch, annotate, and highlight directly on top of any screen — great for video courses, tutorials, and presentations.</p><p><b>Drawing tools</b></p><ul><li>Freehand pen, rectangle, ellipse, and laser pointer</li><li>Pixel eraser; stroke eraser via stylus button</li><li>50-step undo/redo</li><li>HSV color wheel, 18 presets, recent colors, hex input</li><li>Stroke width and opacity sliders</li></ul><p><b>Canvas and gestures</b></p><ul><li>Infinite canvas — pan and pinch-to-zoom freely</li><li>Three-level lock (none, zoom only, all) with HUD indicator</li><li>Two-finger pinch: zoom | double-tap: reset zoom | triple-tap: reset position</li><li>Three-finger double-tap: toggle passthrough | triple-tap: hide canvas</li></ul><p><b>Toolbar</b></p><ul><li>Horizontal and vertical layout, draggable anywhere via long‑press</li><li>Auto-dims after 3 seconds of inactivity</li><li>Hide canvas or pass touch events through to the app below</li><li>Finger-drawing toggle for stylus-only mode</li></ul><p><b>Convenience</b></p><ul><li>Quick Settings tile to toggle the service</li><li>Drag the toolbar to the bottom of the screen to close the app</li><li>Second-launch closes the service</li><li>Brush hover preview while drawing</li></ul><p><b>Tips</b></p><ul><li>Turn on <tt>Clear canvas on hide</tt> to auto-clear when hiding the canvas (passthrough is also disabled).</li><li>Turn off <tt>Open canvas on start</tt> to hide the canvas on startup.</li></ul><p>Source: <a href="https://github.com/DrawAnywhere/DrawAnywhere" target="_blank" rel="noindex nofollow noopener">https://github.com/DrawAnywhere/DrawAnywhere</a></p>