PNG to AVIF Converter
Convert PNG images to AVIF — free, private, no upload required.
Drop your PNG image here or click to upload
Your files never leave your device. All conversion happens locally in your browser.
AVIF is the most efficient image format available today, often 20–50% smaller than WebP and far smaller than PNG. It supports transparency, so it is a natural upgrade for PNG images on a website.
This free converter turns PNG into AVIF directly in your browser. Nothing is uploaded, so your images stay private.
Why convert PNG to AVIF?
Converting PNG to AVIF gives you a next-generation image that loads faster than almost any other format, while keeping transparency intact.
When should you convert PNG to AVIF?
- You are optimising a modern website for maximum speed.
- You want transparency in the smallest possible file.
- You can provide a fallback for older browsers (JPG or PNG).
How to convert PNG to AVIF
- Add your PNG file – drag it onto the page or click to select it from your device.
- Choose AVIF – AVIF is pre-selected as the output format.
- Adjust the quality – move the quality slider for a smaller file or maximum detail.
- Convert and download – click convert and save your new AVIF file. Everything happens locally in your browser.
All conversion happens locally in your browser; your PNG files are never uploaded.
PNG vs AVIF at a glance
| Feature | PNG | AVIF |
|---|---|---|
| Compression | Lossless | Lossy and lossless (AV1) |
| Transparency | Yes | Yes |
| Animation | No (APNG only) | Yes |
| File size | Larger | Very small |
| Compatibility | Universal | Modern browsers |
| Best for | Editing, screenshots, logos | Next-gen web images |
Tips for converting PNG to AVIF
Check browser support
AVIF encoding is built into Chrome and Edge. In other browsers, convert to WebP instead for a similarly small file.
Use quality around 50–70%
AVIF compresses so well that a moderate quality setting still looks excellent.
Provide a fallback
Older browsers may not display AVIF, so keep a WebP or JPG fallback for full coverage.
Frequently asked questions
Is PNG to AVIF conversion free?
Yes, completely free with no registration.
Are my images uploaded?
No. Conversion happens entirely in your browser; your files never leave your device.
Which browsers can create AVIF?
Current Chrome and Edge can encode AVIF. If yours cannot, use WebP instead.
Does AVIF keep transparency?
Yes, AVIF supports an alpha channel, so transparent PNGs stay transparent.
Related guides
Convert PNG to AVIF now
Create next-gen AVIF images from PNG — free and in your browser.
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