PNG to WebP

Convert PNG to WebP and keep transparency while shrinking file size.

Your image is processed directly in your browser. It never leaves your device.
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How It Works

Convert a PNG image to WebP for smaller file sizes with transparency support. Everything runs the moment you upload an image — there's no queue, no account, and no watermark on your download.

How to Use PNG to WebP

  1. Upload your PNG.
  2. Wait a moment while it converts in your browser.
  3. Compare the result.
  4. Download the converted file.

Supported Formats

JPG, PNG and WebP are supported. Files up to 30MB are accepted.

Why Use PNG to WebP

PNG to WebP gets a common image job done in seconds without installing desktop software, creating an account, or waiting on a slow upload queue. Your image is processed directly in your browser. It never leaves your device.

Tips

  • For the smallest file size, start from the highest-quality original you have.
  • If you need an exact pixel size for a form or platform, check the presets on our Image Resizer.
  • Chain tools together — for example, resize first, then compress, for the smallest possible result.

FAQ

Is PNG to WebP really free?

Yes. PNG to WebP is completely free to use, with no signup, watermark or hidden limits on how many times you can use it.

Is my image uploaded to a server?

No. This tool processes your image entirely inside your browser using the Canvas API. Your file never leaves your device.

Does this work on mobile?

Yes — every PixelFree tool is built mobile-first and works on iPhone, Android, tablets and desktop browsers.