Image Extension Changer (Change File Type)

Change the file extension of images between JPG, PNG and WebP. Real conversion, not just renaming, in bulk.

Quick answer: Image Extension Changer (Change File Type): Change the file extension of images between JPG, PNG and WebP. Real conversion, not just renaming, in bulk. Everything runs in your browser, so nothing you enter is uploaded or stored.

Free, no signup. Updated 2026-11-05.

Tap to choose images or drop them here

Your files stay on your device. Nothing is uploaded.

How to use Image Extension Changer (Change File Type)

  1. Choose one or more images.
  2. Check the output format and quality.
  3. Download each file or all of them as a ZIP.

Features

Frequently asked questions

Is this different from renaming the file?

Yes. Renaming only changes the letters after the dot and can break the file. This tool re-saves the image in the new format so it opens properly everywhere.

Which extensions can I choose?

PNG, JPG and WebP. These are the formats a browser can create. It can read many more, such as GIF, BMP and AVIF.

Can I change many files at once?

Yes. Select several images and download them all as one ZIP.

Is the Image Extension Changer (Change File Type) free?

Yes. It is free, needs no signup and works on any device.

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