Convert PNG to AVIF — Free Online
Converting PNG to AVIF is one of the most effective ways to optimize your images. Next-generation image format based on the AV1 video codec. Offers superior compression to both WebP and JPEG. ImageSmith handles the conversion entirely in your browser — compress and convert your PNG files to AVIF in seconds, with no quality loss.
Why convert to AVIF?
✓Up to 50% smaller than JPEG at equivalent perceptual quality
✓Better quality at low bitrates compared to WebP
✓Supports HDR, wide color gamut, and transparency
✓Growing browser support (Chrome 85+, Firefox 93+, Safari 16+)
Need to reduce file size too?
Compress your PNG images instantly — no upload, no signup, 100% free.