Image Watermark Tool

Image Watermark Tool is a professional online image watermarking tool that supports both text watermarks and image watermarks. Uses pure frontend processing technology, no server upload required, protecting your privacy and security. Supports 9 preset position options and 0-100% opacity adjustment for precise control of watermark position and effect in images. Whether for copyright protection, brand promotion, social media sharing or personal collection, this image watermark tool helps you quickly complete various watermarking needs and improve image professionalism and protection.

Image Upload

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Click to upload or drag and drop images here
Supports JPG, PNG, WebP formats

Watermark Settings

50%
Lower value means more transparent watermark
Please upload an image first to configure watermark settings

Features

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Text Watermark

Support custom text content, font size and color, flexible watermark style settings

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Image Watermark

Support uploading custom images as watermarks, adjustable watermark size and position

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Position Control

Provide 9 preset position options for precise control of watermark position in images

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Opacity Adjustment

Support 0-100% opacity adjustment to perfectly blend watermarks with backgrounds

Fast Processing

Pure frontend processing, no server upload required, protecting your privacy and security

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Convenient Download

Support downloading watermarked images individually or batch downloading all images with simple and convenient operation

Use Cases

Copyright Protection

Add copyright information watermarks to original images to prevent others from stealing and infringing

Brand Promotion

Add brand logo watermarks to product images to enhance brand awareness and recognition

Social Media

Add personal identity watermarks to shared images to build personal brand image

Commercial Use

Add company information watermarks to commercial images to protect commercial interests and rights

Education & Training

Add institutional identity watermarks to teaching materials to maintain teaching resource copyright

Personal Collection

Add personalized watermarks to personal photos to increase collection value and commemorative significance

How to Use

1
Upload the image you want to add watermark to. Supports JPG, PNG, WebP formats
2
Select watermark type (text or image) and set related parameters
3
Adjust watermark position and opacity, preview the effect
4
Click add watermark, view results and download