Why Convert PNG to AVIF?
AVIF is a next-generation image format that delivers dramatically smaller file sizes compared to PNG while maintaining excellent visual quality. Converting to AVIF can significantly improve your website’'s loading speed.
| Feature | PNG | AVIF |
|---|---|---|
| Compression | Lossless | Lossy or lossless |
| File size | Large | Up to 50% smaller |
| Transparency | Yes (alpha) | Yes (alpha) |
| Color depth | Up to 48-bit | Up to 12-bit per channel |
| HDR support | No | Yes |
| Best for | Editing, archiving | Web delivery, performance |
AVIF typically achieves 50% better compression than PNG, making it an excellent choice for web images where loading speed matters.
How to Convert PNG to AVIF
Compress your PNG to AVIF in a few steps:
- Open the tool — Visit our free PNG to AVIF converter
- Upload your PNG — Drag and drop your image or click to select it
- Convert — The tool compresses your image using AVIF encoding in your browser
- Download — Save the optimized AVIF file
All processing happens locally in your browser — your images are never uploaded to a server.
Tips for Best Results
- Massive size savings — AVIF files are typically 50-80% smaller than PNG originals with minimal visible quality loss
- Browser support — AVIF is supported in Chrome, Firefox, Safari, and Edge, covering the vast majority of web users
- Transparency preserved — AVIF fully supports alpha transparency just like PNG
- Fallback strategy — For older browsers, keep your PNG as a fallback alongside the AVIF version
- Need wider compatibility? — Consider PNG to WebP as an alternative with broader browser support
Common Use Cases
- Optimizing website images for faster page load times
- Reducing bandwidth costs for image-heavy websites
- Improving Core Web Vitals scores with smaller image files
- Preparing next-generation image assets for modern web apps
Try It Now
Use our free PNG to AVIF converter to slash your image file sizes — no signup, no uploads, everything runs in your browser.
Try the PNG to AVIF — Free
No account needed · 100% private · Runs entirely in your browser