Stamp your videos with a text watermark or brand overlay without sending anything to a server. Video Watermark runs entirely in your browser with ffmpeg.wasm: pick a position (top, bottom or center), choose a color, set the font size, and optionally bold it — perfect for protecting content or adding brand exposure. Your video never leaves your device.
Your data is processed entirely in your browser. Nothing is uploaded to any server.
Yes, it is free and runs entirely in your browser.
No. Videos are processed locally with ffmpeg.wasm for privacy.
MP4, MOV, WebM, AVI, MKV and more depending on the tool.
No. It works in any modern browser.