Convert PNG to AVIF Free Online
Shrink your PNG images dramatically with AVIF compression while preserving transparency. Private, instant, and free.
Drag & drop PNG files here
or click to browse · up to 50 files at once
About This Conversion
PNG files are excellent for lossless quality and transparency, but they can be extremely large, especially for high-resolution images. AVIF offers a revolutionary solution: it can compress images to a fraction of PNG file sizes while maintaining remarkable visual quality and full transparency support. Converting PNG to AVIF is particularly impactful for websites and applications where large PNG assets slow down load times. A single PNG hero image might be 2-5 MB, while its AVIF equivalent could be under 200 KB with nearly indistinguishable quality. Our PNG to AVIF converter handles the encoding entirely in your browser using canvas technology. Your files stay on your device throughout the process, ensuring complete privacy and instant results without waiting for server processing.
Why Use This Converter?
- Massive file savings — AVIF can compress PNG images by 80-95%, turning multi-megabyte files into kilobyte-sized assets.
- Transparency retained — AVIF supports alpha transparency just like PNG, so your logos, icons, and overlays keep their transparent backgrounds.
- Faster page loads — Replacing PNG with AVIF on your website can cut image payload by an order of magnitude, dramatically improving performance.
- Visual fidelity — AVIF preserves fine details, sharp edges, and smooth gradients better than older compressed formats.
- Future-proof format — AVIF is backed by major tech companies and is rapidly becoming the standard for next-generation web images.
How to Convert
Converting PNG to AVIF is straightforward:
- Upload your PNG files — Drag and drop PNG images into the converter area, or click to select files from your device. You can process up to 50 images at once.
- Configure output settings — Adjust the quality slider to control the compression level and set resize dimensions if needed.
- Download your AVIF files — Grab your compressed AVIF files individually or download the entire batch as a ZIP archive.