Image Watermark
Add text or logo watermarks to JPG, PNG and WebP images online.
Add Watermark to Images
Add text or logo watermarks to images online. Choose the watermark position, opacity, size and other settings, customize individual images, preview the result and download your watermarked files.
What is an image watermark?
An image watermark is text, a logo or another visual mark placed over an image to identify its owner, brand or source. Use this tool to add a watermark to multiple images online.
Text and logo watermarks
You can add a text watermark or upload a JPG, PNG or WebP logo as a watermark. PNG logos are recommended when you need transparent areas around the logo.
Watermark position and appearance
Choose from nine common positions, adjust opacity and size, and customize the settings for individual uploaded images when needed.
Are original images overwritten?
No. The original uploaded files are not overwritten. Watermarked images are created as separate temporary files and are cleaned up according to the iToolsEra temporary-file cleanup process.
Frequently Asked Questions
Yes. You can upload up to 10 supported images and apply the watermark settings in one operation.
Yes. Choose Image / Logo Watermark and upload a JPG, PNG or WebP logo. PNG is recommended when the logo needs transparent areas.
Yes. Choose one of nine common positions and adjust opacity, size and margin. Text watermarks also support font size, color and rotation.
No. The watermark is applied without resizing the original image, so the output keeps the same pixel dimensions.