WatermarkAdder

Add Watermark

Upload your images and add text or logo watermarks — 100% browser processing, no server upload

Drop images here or click to browse

Supported: JPEG, PNG, WebP (multiple files supported)

You can also paste an image from clipboard with Ctrl+V

Text & Image Watermarks

Add copyright text or use a PNG/SVG logo as a watermark. Both modes fully supported with rich customization.

Flexible Position & Style

Choose from 9 positions, adjust opacity, rotation, and size. Tiling mode repeats across the entire image diagonally.

100% Browser Processing

Uses Canvas API only — images never leave your device. Process multiple images at once with the same settings.

How It Works

Add a watermark to your images in 3 simple steps

1

Upload Images

Drag & drop or select the images you want to watermark. Multiple files supported.

2

Configure Watermark

Choose text or image watermark, set position, opacity, rotation, and tiling options.

3

Download

Click Apply and download as PNG or JPEG. Batch processing for multiple files.

Frequently Asked Questions

Everything you need to know

Are my images uploaded to a server?
No. All processing happens entirely in your browser using the Canvas API. Your images never leave your device.
Can I watermark multiple images at once?
Yes! Select multiple files during upload and the same watermark settings will be applied to all of them.
What is tiling mode?
Tiling mode repeats the watermark in a diagonal pattern across the entire image — great for strong copyright protection.
What image formats are supported?
JPEG, PNG, and WebP as input. Output can be PNG or JPEG (with adjustable quality).
What file types work as watermark images?
PNG (transparent background recommended), SVG, JPEG, and WebP files can all be used as watermark images.