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Add watermark to PNG

Add text or image stamp in PNG online

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About Watermark app

Watermark PNG is an online service that allows to add stamps to PNG. Add text or image stamp to PNG easily. You can add simple watermarks like DRAFT, CONFIDENTIAL and implement more complex cases like Copyright text or evaluation mark.

With this easy-to-use application you can place watermarks with a few clicks: just open your PNG file, provide text or image and choose a desired template. We prepared most demanded presets for your convenience. Please choose where the stamp can be placed: Top, Bottom or Center. The resultant file will be available quickly and can be downloaded during 24 hrs.

Features

Discover GroupDocs.Watermark free online app!

PNG

Portable Network Graphic

Portable Network Graphics (PNG) stores raster images with lossless compression, preserving every pixel detail exactly. Unlike its predecessor GIF, PNG supports full alpha transparency and millions of colors, making it ideal for web graphics, logos, screenshots, and images requiring text overlays. Its patent-free design ensures broad compatibility across browsers and image editors.

How it works

How to add watermark to PNG

Step 1
Open this free online watermarking tool in your favourite browser.
Step 2
Click inside the file drop area to upload a PNG file or drag & drop a PNG file.
Step 3
Add a text or select image and select watermark template.
Step 4
Download the updated PNG file with watermark added.

Other Watermark App supported file formats

You can also add watermark to many other file formats. Please see the complete list below.

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