Add watermark to video

Stamp a text watermark with position, opacity, and size controls.

Drop a file

.mp4, .mov, .avi, .mkv, .webm, .m4v · up to 500 MB

Watermark text

Position

Opacity (0.1 – 1)

Font size (px)

How to use add watermark to video

1
Drop video
Any common format.
2
Set watermark text + position
Font size scales to the video's resolution.

Frequently asked questions

Does this re-encode the video?: Yes — required for the overlay filter. Audio is stream-copied.

Related tools

Shrink MP4, MOV, AVI, MKV, and WebM using H.264 with quality or bitrate targeting.

Cut out a clip by start/end time. Stream-copy keeps quality lossless.