Free Video Watermarker

Add Watermark to Video

Protect your creative work. Add your logo or custom text as a watermark to any video in seconds.

System Architecture
Zero-Exposure Pipeline

Media data remains local within the browser's volatile sandbox. FFmpeg is executed as a WebAssembly binary. No egress of raw bits occurs.

Core Compute Nodes

Single-threaded processing by default for max stability. Multi-threading enabled via SharedArrayBuffer where environment supports.

Shared by 85,000+ Developers

API CONTROL
Cluster: Lambda.6

Secure Your Content

Don't let your videos get stolen. Whether you're a creator or a business, adding a watermark ensures your brand stays visible no matter where your video is shared.

Text Watermarks

Add customizable text with font, color, and opacity controls.

Logo Upload

Upload your own PNG logo and place it anywhere on screen.

Positioning

Drag and drop to place your watermark exactly where you want it.

How to Add Watermark

1

Upload Video

Select the video you want to brand.

2

Add Mark

Type text or upload an image logo.

3

Apply

Adjust opacity and position, then download the watermarked video.

Frequently Asked Questions

Can I make the watermark transparent?

Yes, you can adjust the opacity to make it subtle.