Let Compress

Add Watermark

Add text or image watermark to protect your image copyright. Full control over watermark style and position.

Drag image here or click to upload

or drop files here

Supports JPG, PNG, WebP formats, max 10MB

Text Watermark: Custom text, font size, color and opacity

100% Secure

Local Processing: Images not uploaded, privacy protected

High Quality

Real-time Preview: WYSIWYG, see effects immediately after adjustments

How to Add Watermark

1

Step 1: Upload Image

Drag and drop or click to upload image that needs watermark

2

Step 2: Choose Watermark Type

Select text or image watermark and customize settings

3

Step 3: Adjust Position

Use 9-grid quick positioning or drag watermark to target location

4

Step 4: Download Image

After confirming the effect, download the watermarked image

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References & Resources

Authoritative specifications and references for the file formats this tool works with.

MDN Web Docs - Web Performance

Mozilla guide to performance, including image delivery budgets.

web.dev - Optimize Your Images

Google best practices for image optimization and lazy loading.

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