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Free Image Watermark Tool - Batch Add Watermarks Online
Professional online watermark tool for batch adding text and image watermarks. Customize position, opacity, rotation angle, and tile watermark. Browser-based local processing protects privacy. No tool watermark, instant download. Perfect for copyright protection, branding, and photo marking.
Image Watermark Features
Text Watermark
Add custom text watermarks to images. Customize font, size, color, weight, italic, and underline. Add copyright info, author credits, and brand labels to protect original content.
Image Watermark
Upload transparent watermark images like PNG or SVG. Support logo and stamp watermarks. Customize size, position, and opacity. Add professional brand watermarks to photos.
Tile Watermark
Enable tile mode to automatically repeat watermark across entire image. Adjust density to control spacing. Create anti-theft tile watermarks for comprehensive copyright protection.
Batch Watermark
Add watermarks to multiple images simultaneously with unified style. Support up to 20 images batch processing. Save time efficiently handling large volumes of images.
Flexible Positioning
9 preset positions for quick watermark placement: top-left, top-right, center, bottom-left, bottom-right, etc. Support X/Y offset for fine-tuning. Precise watermark position control.
Opacity & Rotation
Adjust watermark opacity from semi-transparent to fully opaque. Set rotation angle for tilted watermark effects. Flexible visual effect control.
Real-time Preview
Preview all watermark settings in real-time. Instantly see watermarked results. Adjust parameters and see changes immediately. Ensure perfect watermark effect.
Privacy Protection
All watermark processing completed locally in browser. Images never uploaded to servers. Complete privacy protection with secure and reliable data.
How to Use Image Watermark Tool
Upload images to watermark
Click upload or drag image files. Support JPG, PNG, WebP, BMP formats, max 50MB per image. Batch upload multiple images for unified watermarking.
Set watermark style and position
Choose text or image watermark type. Text watermarks allow customizing content, font, color, etc. Image watermarks require uploading watermark image. Adjust position, opacity, rotation angle, enable tile watermark. Preview watermark effect in real-time.
Download watermarked images
After confirming watermark effect, click download to save watermarked images. Single images download directly, multiple images download as ZIP. No tool watermark, ready to use.
Image Watermark Use Cases
Photography Copyright
Photographers add watermarks to protect copyright. Add text watermarks like credits, copyright notices, contact info, or logo watermarks to prevent work theft.
Ecommerce Product Images
Ecommerce sellers add watermarks to prevent image theft. Add store name, logo watermarks to protect product images from competitors.
Social Media Branding
Content creators add brand watermarks to images. Add account names, logos to boost brand exposure and protect original content.
Design Portfolio
Designers add watermarks when showcasing work. Add author info, portfolio URLs to display work while protecting copyright.
Corporate Branding
Corporate promotional images with brand watermarks. Batch add company logos, URLs, contact info to boost brand recognition.
ID Photo Protection
Add purpose watermarks to ID photos. Add text like "For XX use only" to prevent ID photo misuse.
Training Materials
Training institutions add watermarks to course material images. Add institution name, copyright notices to protect teaching materials.
Social Media Posts
Add watermarks when posting images on social media. Add personal ID, logo to build personal brand and prevent image theft and reposting.
Event Photo Marking
Add event info watermarks to event photos. Batch add event name, date, organizer for easy distribution and copyright management.
Batch Processing
Large volumes of images needing unified watermarks. Use batch watermark function to process multiple images at once, saving time and ensuring consistent style.
Image Watermark Tips
Proper Opacity
Recommended watermark opacity between 30%-70%. Too low reduces protection effect, too high affects image aesthetics. Find the best balance.
Right Position
Avoid blocking important areas, choose corners or edges. Tile watermark covers entire image for better protection. Flexible position options.
Use Tile Watermark
For images needing strong protection, enable tile watermark. Adjust density to avoid excessive clustering. Comprehensive copyright protection.
Color Contrast
Text watermark color should contrast with image background for visibility. Use dark watermarks on light images, light watermarks on dark images. Support custom colors.
Transparent Watermarks
Recommended to use PNG or SVG format transparent images for watermarks. Logo watermarks look more professional. Upload high-quality transparent watermark images.
Batch Efficiency
When multiple images need same watermark, use batch watermark function. Set once, process all, greatly improve work efficiency.
Why Choose Our Image Watermark Tool
100% Free Forever
Completely free to use with no hidden fees or premium versions. Batch watermark, tile watermark, and all features freely available. Unlimited usage.
No Installation Required
Fully browser-based online watermark tool, open webpage to use. No software download or installation, no registration or login required. Start watermarking immediately.
Privacy Guaranteed
All watermark processing completed locally in browser. Images never uploaded to servers. Complete privacy and data security protection.
Batch Processing
Support batch watermarking, process multiple images at once. Unified watermark style saves significant time. Meet professional batch processing needs.
No Tool Watermark
Watermarked images have absolutely no tool watermark. Download and use immediately, freely for any scenario.
Rich Features
Provide text watermark, image watermark, tile watermark and more. Support position, opacity, rotation angle and other professional parameters. Meet various watermark needs.
Image Watermark FAQ
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