PNG to AVIF Converter
Drag and drop PNG images or click to browse
Up to 100 images, no user data stored
PNG to AVIF Converter - Free Online Image Optimization Tool
Convert PNG to AVIF for the highest compression while keeping transparency — ideal for web graphics that must be both light and sharp.
How to convert PNG to AVIF
Drag & drop PNG images onto the upload area, or click to pick them from your device. You can select multiple images (up to 100) for batch processing.
The tool converts PNG to AVIF instantly in your browser — no button to press, no upload to a server.
Each image shows its before → after size and percentage change, plus a summary so you can track total savings.
Download images one by one or all at once as a ZIP file. You can also remove individual images from the list before downloading.
Key features
Images are converted right on your device and never uploaded to any server — completely private.
Drop a whole set of PNG files and get all your AVIF files back in one go.
See the before → after size and percentage change for every image, plus aggregate stats.
Converts multiple images in parallel — no queue and no usage limits.
Download each image individually or bundle them all into a single ZIP.
No sign-up, no watermark, no limits — use it as much as you like.
When to convert PNG to AVIF
AVIF is often 50–80% smaller than PNG, an impressive reduction for graphics.
AVIF supports alpha, so transparent backgrounds are preserved.
Great for sites that want to lead on speed and image quality.
Frequently asked questions
Why does AVIF export sometimes fail?
Some older browsers cannot encode AVIF. Use a recent Chrome or Edge; the tool warns you if the browser is unsupported.
Does AVIF keep transparency?
Yes, AVIF supports an alpha channel, so PNG transparency is preserved.
Are my images uploaded to a server?
No. The entire PNG to AVIF conversion happens right in your browser. No image leaves your device, ensuring complete privacy.
How many images can I convert at once?
You can select up to 100 images per batch and download all results as a single ZIP file.
Is the tool free?
It is completely free with no usage limits. No account needed, no watermark.
AVIF delivers leading compression while keeping transparency, perfect for modern web graphics. Convert PNG to AVIF in your browser, free.