Convert WebP to PNG on Mac
Select the WebP files in Finder, press ⌥ F, choose PNG and press Return. FileFlip saves each PNG next to its original and works without an internet connection.

How to convert WebP to PNG with FileFlip
Select the WebP files
In Finder or on the Desktop. One file, or a whole folder with ⌘ A.
Press ⌥ F
FileFlip opens next to the selection and lists the formats it can make from WebP. Type “PNG” to jump to it.
Choose PNG and press Return
The PNG files appear next to the originals with the same names. The WebP files stay as they are.
WebP and PNG
Images saved from websites are often WebP, which many apps, upload forms and older systems still don’t accept. PNG keeps every pixel and supports transparency, which is what you want for screenshots, graphics and further editing.
What changes when you convert
- PNG is lossless, so the image is saved without further loss.
| Property | WebP | PNG |
|---|---|---|
| Made by | PNG Development Group | |
| Introduced | 2010 | 1996 |
| Compression | Lossy or lossless | Lossless |
| Transparency | Yes | Yes |
| Best for | Images on websites | Screenshots, logos, graphics and images with text or transparency |
| Opens in | All current browsers; macOS 11 and later; some older apps can’t open it | Everywhere, including every web browser |
| File extension | .webp | .png |
| In FileFlip | Opens | Opens and saves |
Other ways on a Mac
For one file now and then you may not need FileFlip. These work with what’s already on your Mac.
Preview
Open the WebP in Preview, choose File → Export, pick PNG from the Format menu and click Save. For several files, open them together, select all thumbnails in the sidebar and choose File → Export Selected Images.
Good for a few files now and then.
Terminal
The sips command converts images in place or into a new file.
sips -s format png image.webp \
--out image.pngBuilt into macOS and good for scripts. Run sips --formats to see what your macOS version can read and write.
Questions about WebP and PNG
Does converting WebP to PNG lose quality?
PNG is lossless, so the image is saved without further loss.
Can I convert many WebP files at once?
Yes. Select them all in Finder, press ⌥ F and choose PNG. Progress moves to the menu bar, so you can close the panel and keep working.
Where is the PNG file saved?
Next to the original, with the same name and the .png extension. The WebP file isn’t changed. In Settings you can choose a different folder instead.
Can I convert PNG back to WebP?
No. FileFlip opens WebP files but doesn’t save them.
Are my files uploaded anywhere?
No. FileFlip converts files on your Mac and works with the internet turned off.
Convert a whole folder of images at once
FileFlip also handles video, audio, PDFs, documents and data files. Requires macOS 14 Sonoma or later.
Coming soon for Mac