Add a confidential watermark online

Start with a readable tiled preset, change the wording or density, and export a shareable review copy.

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No upload · processing stays in this browser

01

Choose an image

↥Choose an imageUses the built-in sample until you choose a file

02

Settings

Watermark text

Opacity

72%

Font size

52 px

Rotation

-24°

Outline width

2 px

Add the logo too

Create watermark

Live result

Result preview

Ready

Download image

Need every option and generated code? Open the SDK playground →

A visible warning, not access control

A confidential watermark discourages casual redistribution and makes context obvious. It does not encrypt the image, prevent screenshots, or revoke an already downloaded copy. Use normal authorization and document controls for sensitive material.