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PNGPortable Network Graphic

PNG, Portable Network Graphics, refers to a type of raster image file format that use loseless compression. This file format was created as a replacement of Graphics Interchange Format (GIF) and has no copyright limitations. However, PNG file format does not support animations. PNG file format supports loseless image compression that makes it popular among its users. With the passage of time, PNG has evolved as one of the mostly used image file format.

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How to

  How to add watermark to PNG

  • Open this GroupDocs.Watermark free online tool in your favourite browser.
  • Click inside the file drop area to upload a PNG file or drag & drop a PNG file.
  • Your PNG file will be rendered for you to add text and image watermarks instantly.
  • Add text and image watermarks and setup their properties.
  • Download the updated PNG file with watermarks added.

Powered By

 GroupDocs.Watermark for .NET API

Powerful document watermarking .NET library & API.
Integrate this library to your document processing solution and manage watermarks for many document formats!

More Platforms

 GroupDocs.Watermark for Java API

Java version of GroupDocs.Watermark library & API.
Manage watermarks in your documents in Java!

 GroupDocs.Watermark Cloud

Easy to use cross-platform Cloud solution.
Manage watermarks using Cloud API easily using cURL or existing programming SDKs!

Open-Source UI/UX Solutions

 GroupDocs.Total for .NET and Java

GroupDocs.Total is an open-source UI/UX solution where all GroupDocs products are working together as one.
GroupDocs.Total provides multiple high quality features against over 120 document formats, such as conversion, signature, parser and much more!

Other Watermark App supported file formats

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