fltools
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Add Watermark to Image

Brand images with text or logo marks. Add text or image watermarks to your photos with control over opacity, size and position.

Your file never leaves your device — everything is processed locally in your browser.

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How to use Add Watermark to Image

  1. Drop your files into the upload box above (or click to browse).
  2. Adjust the options to your liking.
  3. Click the process button — everything runs instantly in your browser.
  4. Download your result. Your file was never uploaded anywhere.

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Part of 17 Image Tools on fltools — all free, all on-device.