Free PNG to AVIFConverter — Fast, Online & Secure
This free online tool converts PNG images to AVIFin seconds. It's fast, secure, and easy to use — no signup, no watermark, and no software to install. Your image is converted right in your browser and is never uploaded to a server.
What is PNG?
PNG is a lossless image format with transparency support, ideal for logos, icons, screenshots, and graphics with sharp edges.
What is AVIF?
AVIF is a next-generation format with excellent compression — often smaller than WebP and JPG at the same quality.
Why convert PNG to AVIF?
Converting PNG to AVIF is useful when you need AVIF's strengths: best-in-class compression, supports transparency & hdr. AVIF is a great fit for cutting-edge web performance, high-quality small images.
How to convert PNG to AVIF
- Upload your PNG. Drag and drop it above, or click to choose the file.
- Convert to AVIF. Click convert — it happens instantly in your browser.
- Download. Save your new AVIF image, ready to use anywhere.
PNG vs AVIF: what changes?
| PNG | AVIF | |
|---|---|---|
| Compression | Lossless | Lossy |
| Best for | Logos & icons | Cutting-edge web performance |
| Transparency | Yes | Yes |
Privacy & Security
Your files never leave your device. This converter processes your PNG directly in your browser, so nothing is uploaded to or stored on a server. The converted AVIF is created locally and downloaded straight to you.
Frequently Asked Questions
How do I convert PNG to AVIF?
Upload your PNG file, click Convert, and download the AVIF image. It runs entirely in your browser and takes just a few seconds.
Is this PNG to AVIF converter free?
Yes. It's completely free with no signup, no watermark, and no limits on how many images you convert.
Will I lose quality converting PNG to AVIF?
AVIF uses compression to keep files small. Convert at high quality to keep images crisp; for a fully lossless result, choose PNG instead.
Do I need to install any software?
No. The converter works entirely in your web browser — there's nothing to download or install.
Is my image secure?
Yes. Your image is converted on your device and is never uploaded to a server, so it stays private.
Does it work on mobile?
Yes. The tool is fully responsive and works on phones, tablets, and desktops.
Can my browser create AVIF files?
AVIF export depends on your browser's support. If your browser can't encode AVIF, try converting to WebP or PNG instead.
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ToolBox Team
We build fast, privacy-minded utilities for everyday file work — image, PDF, and text tools you can trust in the browser. No upsell clutter, just honest workflows that respect your time and your data.