Is WebP smaller than PNG?

Often yes, especially for photos. Graphics with sharp edges may still look best as PNG.

Do you store converted files?

No. Conversion is local. Close the tab and the working copies are gone.

Change format without an online uploader. Useful for WebP support, email-friendly JPGs, or PNG graphics.

Files never leave your device

Drop images to convertPNG, JPG, or WebP

Convert to

PNGJPGWEBP

Quality (90%)

Step 1
Add images
Drop PNG, JPG, or WebP files. You can convert several at once.
Step 2
Pick a format
Choose PNG, JPG, or WebP. JPG and WebP let you set quality. JPG fills transparent areas with white.
Step 3
Download
Get the converted file, or a zip for a batch.

No. JPEG has no alpha channel. Transparent pixels are filled with white so the result stays predictable.