Image tool
Image to AVIF Converter
Convert PNG, JPG, or WebP images to modern AVIF format for smaller file sizes. Free, private.
IMG AVIF
PrivConvert
Privacy-first conversion
No files stored
In-memory processing
Deleted instantly
No sign-up needed
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Why use AVIF?
AVIF is a next-gen image format that offers up to 50% better compression than JPEG and 20% better than WebP, while maintaining excellent visual quality.
- Smallest file sizes - dramatically smaller than JPG, PNG, and even WebP
- Great quality - excellent visual quality at low file sizes
- Growing support - supported in Chrome, Firefox, Safari, and Edge
Frequently Asked Questions
How much smaller are AVIF files?
AVIF images are typically 50% smaller than JPEG and 20% smaller than WebP at equivalent visual quality.
Do all browsers support AVIF?
Chrome, Firefox, Safari, and Edge all support AVIF. Some older browser versions and desktop apps may not.
What is the best quality setting for AVIF?
A quality of 50-65 gives an excellent balance of file size and visual quality. AVIF is very efficient even at lower quality settings.
Does AVIF support transparency?
Yes, AVIF supports full alpha transparency, making it a great replacement for both PNG and JPG.
Is this tool really free?
Yes, completely free with no hidden fees, no watermarks, and no sign-up required. You can convert as many files as you need.
Are my files private and secure?
Absolutely. Every conversion runs in an isolated, in-memory process. Your files never touch the disk, are never stored or shared, and are deleted from memory the moment your download is ready.