100% Client-Side • Zero Data Uploads
Convert PNG to Next-Gen AVIF Format
Slash image file size by up to 90% compared to PNG while retaining crisp edges and alpha transparency.
PNGAVIF
Drop your PNG files below to start instant conversion directly in your browser.
Open PNG to AVIF StudioWhy Convert PNG to AVIF?
Up to 90% reduction compared to original PNG-24 assets
Significantly faster Largest Contentful Paint (LCP) in Lighthouse audits
Supported in all modern browsers (Chrome, Safari, Firefox, Edge)
100% client-side WebAssembly computation — zero cloud uploads
PNG vs AVIF Technical Comparison
| Feature | PNG | AVIF |
|---|---|---|
| Compression Efficiency | Standard Deflate (Heavy) | AV1 Predictive Coding (Ultra Compact) |
| Alpha Transparency | Yes | Yes |
| Color Depth | 8-bit RGBA | Up to 10-bit / 12-bit HDR |
Frequently Asked Questions
Why is AVIF smaller than PNG?
AVIF is derived from the modern AV1 video codec, featuring advanced spatial predictive encoding that compresses smooth gradients and fine textures far more effectively than 1990s Deflate algorithms.