About this tool
Watermark Image lets you composite a logo or watermark PNG on top of a main image. Upload both files, position with a 9-point grid, control size, opacity and margin, and download the finished composite.
How it works
- 1Upload your main image and your watermark/logo PNG.
- 2Set the watermark size as a % of the main image width.
- 3Choose position from the 3×3 grid and set the margin from the edge.
- 4Adjust opacity and download.
Common use cases
- ✓Adding a logo to product photos
- ✓Agency watermarking for client delivery
- ✓News photo credit overlays
- ✓Brand asset compositing
Privacy first. Watermark Image runs entirely inside your browser using the HTML5 Canvas API. Your images are never uploaded to any server, stored anywhere or shared with third parties. Everything happens locally on your device.
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