Watermark Adder
Add text or image watermarks to your photos. Control position, opacity, size, and more. 100% client-side.
Upload an image to watermark
Max 100MB per file • image/*
How to Use Watermark Adder
- 1
Upload image
Upload the image you want to watermark.
- 2
Configure watermark
Enter watermark text or upload a watermark image. Adjust position, opacity, size, and color.
- 3
Preview
See the watermark overlaid on your image in real time.
- 4
Download
Download the watermarked image.
Why Watermark Your Images?
In the age of social media, images are shared, reposted, and screenshotted constantly — often without attribution. A watermark protects your creative work by embedding your brand identity directly into the image. Photographers use watermarks on client previews to prevent unauthorized use before payment. Content creators watermark original graphics to maintain attribution when posts go viral. Businesses watermark proprietary images to discourage competitors from using their product photography. This tool adds watermarks entirely in your browser — your images are never uploaded to any server, maintaining complete privacy for sensitive or unreleased work.
Key Features
Choose between text watermarks (your name, brand, URL, or copyright notice) and image watermarks (your logo as a PNG with transparency). Position the watermark in any of 9 grid positions for precise placement. Control opacity from 10% (barely visible) to 100% (fully opaque) — most photographers use 30-50% for a balance between visibility and subtlety. Adjust watermark size relative to the image. For text watermarks, customize font, color, and add an outline for readability against any background. Preview updates in real time as you adjust settings. Process images individually for precise control over placement on each unique composition.
Watermark Placement Strategy
Bottom-right is the most common position for watermarks because it feels natural (like a signature) and is less likely to be cropped out in standard social media crops. However, determined thieves can crop or clone-stamp corner watermarks. For stronger protection, place a semi-transparent watermark across the center of the image — this makes removal extremely difficult without destroying the image. For client previews, use a repeating diagonal pattern across the entire image. For portfolio display, a subtle bottom-right placement preserves the viewing experience while establishing ownership. Consider your use case: prevention of theft requires central placement, while brand awareness benefits from subtle corner positioning.
Watermark Best Practices
Keep watermarks readable but not distracting — they should be identifiable upon inspection but not detract from the image content. Use a consistent watermark across all your work to build brand recognition. For logos, ensure your watermark file has a transparent background (PNG format). Test your watermark at the size the image will actually be viewed — a watermark that looks perfect at full resolution may be invisible when the image is displayed as a thumbnail. For dark images, use a white or light-colored watermark. For bright images, use dark watermarks or add an outline. Some creators use two watermarks: a visible one for branding and an invisible steganographic one for legal proof of ownership.
Frequently Asked Questions
Can I use an image as a watermark?▾
Yes. You can use text or upload a logo/image as your watermark.
Where can I position the watermark?▾
Choose from 9 positions (3×3 grid): top-left, top-center, top-right, middle-left, center, middle-right, bottom-left, bottom-center, bottom-right.
Is it truly private?▾
Yes. Your images never leave your browser — all processing is done locally.
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