Image Watermark
Add text watermarks to protect your images. Customize font size, opacity, color, and position. All processing happens in your browser.
Drop your image here, or click to browse
Supports JPEG, PNG, WebP, GIF
How to Add Watermarks
- 1
Upload Your Image
Select the image you want to watermark.
- 2
Enter Watermark Text
Type your watermark text — a brand name, copyright notice, or URL.
- 3
Customize Appearance
Adjust font size, opacity, color, and position of the watermark.
- 4
Download
Preview and download your watermarked image.
Why Use Watermarks?
Watermarks protect your images from unauthorized use by overlaying semi-transparent text or logos directly onto the image. They serve as a visible deterrent against content theft and are essential for photographers, graphic designers, stock photo contributors, and content creators who share their work publicly online. A well-placed watermark asserts ownership and makes it significantly harder for others to pass off your creative work as their own.
A good watermark strikes the right balance between visibility and subtlety — it should be noticeable enough to deter unauthorized use but not so prominent that it ruins the viewing experience. Setting opacity between 30% and 50% typically achieves this balance. Positioning your watermark over complex, detailed areas of the image (rather than solid backgrounds or corners) makes it much harder to remove with editing tools. For maximum protection, consider using tiled watermarks that repeat across the entire image surface.
The ToolPix watermark tool adds text overlays entirely in your browser using the Canvas API. Your original high-resolution images are never uploaded to any server, ensuring complete privacy and security. You have full control over the watermark appearance including font size, color, opacity level, and placement position. This makes it easy to maintain consistent branding across your entire image portfolio.
Whether you are a freelance photographer sending proofs to clients, a designer sharing work-in-progress mockups, an artist posting portfolio pieces on social media, or a business owner protecting product images, this free online watermark tool provides professional-grade image protection with zero cost and zero privacy concerns. No account required, no daily limits, and no software installation needed.
Key Features
Common Use Cases
- •Protect portfolio images shared on social media or websites
- •Add copyright notices to photos before publishing online
- •Brand images with your company name or logo URL
- •Mark draft versions of designs for client review
- •Add date stamps or identification text to documentation photos
Frequently Asked Questions
Can someone remove my watermark?
A well-placed watermark over complex image areas is difficult to remove cleanly. For maximum protection, use tiled watermarks that cover the entire image.
What opacity should I use for watermarks?
30-50% opacity is typically ideal — visible enough to identify ownership but subtle enough to not ruin the image. Adjust based on the image content and background.
Where should I place the watermark?
Place watermarks over important areas of the image, not in corners where they can be easily cropped out. Tiled (repeated) watermarks provide the strongest protection.
Can I add an image logo as a watermark?
This tool supports text-based watermarks. For image/logo watermarks, you can use the text field with your brand name, which is the most common watermark style.
What font and size works best for watermarks?
Sans-serif fonts at 14-24px are most readable at small sizes. Scale the font size relative to the image — larger images need larger watermark text to remain visible.
Can I watermark multiple images at once?
This tool processes one image at a time for precise placement control. For bulk watermarking, apply the same settings to each image individually.
Does the watermark become part of the image permanently?
Yes. Once downloaded, the watermark is embedded in the pixel data and cannot be removed without editing. Keep your original unwatermarked image as a backup.
Can I add watermarks on my phone or tablet?
Yes. The ToolPix watermark tool is fully responsive and works on any device with a modern browser. You can upload images, customize the watermark text, and download results directly from your mobile device.