PNG to AVIF Converter
AVIF supports transparency and can be far smaller than PNG. This free PNG to AVIF converter runs entirely in your browser, so your files are never uploaded.
PNG is lossless and supports transparency. AVIF is an image format based on the AV1 video codec, often much smaller than JPG.
How to convert PNG to AVIF: Choose your PNG files, or drop them onto the converter. The output is already set to AVIF. Quality, resize and background colour are optional. Convert and download your AVIF files.
Is this PNG to AVIF converter free? Yes. It's free to use, with no sign-up and no watermark.
Are my files uploaded? No. The conversion runs in your browser, so your files never leave your device.
What changes when I convert PNG to AVIF? Encoding AVIF takes longer than PNG, especially for large images.
Can I convert several PNG files at once? Yes. Add as many files as you like and they're converted one after another.