Cobalt Tools UploadReady

Upload-ready image tool

Watermark Image Online Free

Add a simple text watermark to the bottom-right corner of an image and download a new copy.

JPGPNGWEBPSVG best-effort
  1. 1. Select image

    Drop a file or choose one from your device.

  2. 2. Adjust preset settings

    Change KB, dimensions, crop or format if needed.

  3. 3. Download result

    Preview the new file before saving it.

Browser processing

Watermark Image

Enter watermark text, preview the result and download a new image.

Original preview

Upload a file to preview it here.

Result preview

Processed image appears here before download.

How to use this tool

  1. 1

    Upload an image.

  2. 2

    Edit the watermark text.

  3. 3

    Download the watermarked image.

Useful for

  • Portfolio previews
  • Social sharing
  • Product previews

Preset settings

output
WEBP
conversion
Text watermark

Where are my files and text processed?

Processing takes place locally in your browser. Your selected files and text stay on your device during processing.

Is this tool free to use?

Yes. Use this tool for free, directly in your browser, without an account.

How do I save the result?

Use the download or copy action in the workspace once your result is ready.

Related UploadReady tools

These internal links point to nearby presets that solve similar upload-size, dimension or conversion tasks.

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