PrivConvert

Image tool

Image to WebP

Convert JPG or PNG images to WebP.

Input
Choose a JPG or PNG file
Output
WebP files
Limits
1 file · 50 MB max · 50,000,000 pixels max

Processing runs on your device when supported. Network requests may load the app and supporting assets. Privacy details

Add your input

Your file stays in this browser.

Settings

Good to know1 file · 50 MB max · 50,000,000 pixels max
Choose a JPG or PNG fileResult: WebP files
  • Your image stays in this browser while the tool runs.
  • Animated images may be saved as a single still frame.

Next tools

Keep working with this file

JPG to PNGConvert a JPEG image to PNG.PNG to JPGConvert a PNG image to JPEG with a chosen background color.Batch Image ConvertConvert multiple images sequentially and download a ZIP archive.Add Border to ImageExpand an image canvas and draw a solid border.

How it works

How to use Image to WebP online

  1. Choose a JPG or PNG image from your device.
  2. Set the WebP quality and choose a background only when you want to flatten transparency.
  3. Convert the image in your browser, inspect the output, and download the WebP file.

Overview

Convert JPG and PNG images to compact WebP files

Create a WebP version of a JPG or PNG image locally in your browser. Adjust output quality to balance detail and size, and choose a background when you want to flatten transparent pixels.

Input

Choose a JPG or PNG file

Output

WebP files

Limits

1 file · 50 MB max · 50,000,000 pixels max

Best for

Image to WebP use cases

  • Prepare smaller website images in the WebP format.
  • Convert a photo from JPG to WebP with adjustable quality.
  • Turn a PNG graphic into WebP while keeping or flattening transparency.

Processing

What happens in your browser

PrivConvert uses createImageBitmap, OffscreenCanvas, and Canvas 2D for this workflow. 2 adjustable settings. This tool checks for offscreen canvas support before running

Your image stays in this browser while the tool runs.

Related tools

JPG to PNGPNG to JPGBatch Image ConvertAdd Border to ImageAdd Text to ImageAdjust Image

FAQ

Image to WebP questions

See how privacy works

Is Image to WebP free to use?

Yes. This tool is free to use in your browser and does not require an account.

Is processing local?

Image to WebP uses createImageBitmap, OffscreenCanvas, and Canvas 2D in the browser. Selected input is processed on your device when the required browser features are available. Application, library, model, security, and limited analytics requests may use the network.

What limits should I know about?

1 file · 50 MB max · 50,000,000 pixels max. Animated images may be saved as a single still frame.

Can WebP keep PNG transparency?

Yes. WebP supports transparency. A background color is only needed when you intentionally want a solid background.

Is WebP always smaller than JPG or PNG?

Not always, but WebP often reduces web image size at similar visual quality. Results depend on the source image and quality setting.