Add Watermark to Video Online Free
Protect your content and brand your footage with text or image watermarks
No signup • No watermark • 100% Private • Completely Free
See the Result
Why Use Our Free Video Watermark Tool?
100% Private & Secure
Your videos never leave your device. All processing happens directly in your browser using WebAssembly.
Fast Processing
Add watermarks in seconds. No waiting for server uploads or downloads.
Completely Free
No hidden costs, no subscriptions, no credit card. Use unlimited times forever.
No Signup Required
Open the tool and start immediately. No account, no email, no waiting.
How to Add Watermark to Video
Upload Your Video and Choose Watermark Type
Select your video file and choose between text or image watermark.
Customize Position, Opacity, and Style
Use the controls to set watermark position, transparency, and appearance.
Process and Download
Click "Add Watermark" and download your protected video instantly.
Frequently Asked Questions
Is this video watermark tool really free?
Yes, completely free. No hidden fees, no subscriptions, no credit card required.
Do I need to create an account?
No. Start immediately without signup or email verification.
Are my videos uploaded to your servers?
No. All processing happens in your browser. Files never leave your device.
Can I use my own logo as a watermark?
Yes. You can upload your own logo image (PNG recommended for transparency) or use custom text watermarks.
Will watermarking reduce video quality?
No. The watermark is overlaid on the video without re-encoding, preserving the original quality.
Can I control the transparency?
Yes. Use the opacity slider to adjust watermark transparency from 10% to 100%.
What video formats are supported?
We support all common video formats including MP4, MOV, AVI, WebM, and more.
💡Pro Tips: Watermarking Best Practices
- •Bottom-right corner at 70% opacity is the industry standard for watermarks
- •Use white text with a semi-transparent dark box for text watermarks on any background
- •PNG logos with transparency look much cleaner than JPG logos
- •Keep watermarks subtle — aggressive watermarks annoy viewers
- •Add copyright year: "© 2026 YourName" for professional branding
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