Image Watermark Tool Online
Add text watermarks to images with live preview
How to Use Image Watermark
- 1
Upload your image
Drop a JPEG, PNG, or WebP image onto the upload area.
- 2
Configure the watermark
Enter your text, pick a position, adjust font size, color, and opacity.
- 3
Preview
The canvas updates live — no need to click Apply.
- 4
Download
Click Download to save the watermarked image at full resolution.
What Is Image Watermark
Add customisable text watermarks to JPEG, PNG, and WebP images with a live canvas preview. Choose your text, position (9-point grid), font size, color, opacity, and bold/italic style — then download the result at full original resolution. Everything runs in your browser using the Canvas API. No sign-up, no upload, no watermark on the watermark tool.
Why Use Image Watermark
- 100% private — your images never leave your device.
- Live preview updates instantly as you adjust any setting.
- 9 position presets cover every corner, edge, and centre of the image.
- Downloads at full original resolution — no quality loss.
- Works with JPEG, PNG, and WebP images.
Frequently Asked Questions
Is my data safe?
What image formats are supported?
Can I add an image watermark (logo)?
Will the watermark degrade image quality?
Learn more
Image Watermark Use Cases
Photographer copyright
Add your name or studio brand to photos before sharing online or with clients.
Social media branding
Stamp your handle or logo text on content before posting to Instagram, Pinterest, or LinkedIn.
Ecommerce product photos
Protect product images with subtle watermarks to deter unauthorised use.
Draft or confidential marking
Add "DRAFT" or "CONFIDENTIAL" text watermarks to document screenshots or design mockups.