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Heron Video Annotator

Add text labels, arrows, rectangles, and circles to any video. Perfect for tutorials, demos, and walkthroughs. No watermark.

Drop a video here or click to select MP4, WebM, MOV supported
Rendering...
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Add text labels, arrows, rectangles, and circles to any video — directly in your browser. Mark up tutorials, highlight UI elements in demos, add callouts to walkthroughs, or label key moments. Everything renders permanently into the video with no watermark.

Mark Up Any Video

Click anywhere on the video to place text labels, draw arrows pointing to important elements, or add rectangles and circles to highlight areas. Choose colors, line thickness, and font size from the toolbar. Each annotation stays visible throughout the entire video.

Perfect For

Software tutorials and product demos. Bug reports showing where the issue is. Training videos with step-by-step labels. Presentation recordings with callout annotations. Code walkthroughs with highlighted sections. Any video that needs visual emphasis on specific areas.

How It Works

Upload your video, pause it where you want to annotate, then click to place annotations. When you are done, hit Render. The tool plays through the video, composites your annotations onto each frame in real-time, and encodes the result as a downloadable file. Your original video is never modified.