Free online tool

PNG to AVIF Converter

Convert PNG files to AVIF for maximum compression efficiency on the web. AVIF supports transparency and delivers the smallest file sizes available.

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Drag and drop your images here

JPG · PNG · WebP · AVIF | 10 MB per file · 15 files max

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100% server-side secure conversion. Your files are encrypted via HTTPS, processed and automatically deleted within 1 hour. Never shared with third parties.

Maximum compression

AVIF produces smaller files than any other web image format, including WebP and PNG, while maintaining excellent visual quality.

Transparency supported

AVIF fully supports alpha transparency, making it a viable replacement for transparent PNG images on the web.

Future-proof format

AVIF is the format of choice for next-generation web performance, backed by major browser vendors and Google.

Real-world size comparison

Average sizes measured on typical PNG assets (logos, icons, illustrations, screenshots) converted to AVIF at quality 80.

Image type Source Output Saved
Logo with transparency 800×200 45 KB (PNG) 8 KB (AVIF) −82%
Icon set 512×512 120 KB (PNG) 18 KB (AVIF) −85%
Screenshot 1440×900 850 KB (PNG) 65 KB (AVIF) −92%
Illustration 2000×1500 1.2 MB (PNG) 110 KB (AVIF) −91%

Compatibility at a glance

AVIF supports full alpha transparency, making it a direct replacement for PNG on the web. Browser support now covers over 95% of users.

Platform Status
Chrome 85+ (since Aug. 2020) Supported
Firefox 113+ (since May 2023) Supported
Safari 16.4+ (since Mar. 2023) Supported
Edge 121+ (since Jan. 2024) Supported
Older Safari (< 16.4) and IE 11 Not supported
WordPress (since 6.5, Apr. 2024) Supported
Figma, Canva (export only) Partial / fallback advised

When to convert, when to keep the original

Convert when

  • Icons, logos, and UI elements with transparency served on the web
  • Screenshots and illustrations on blogs and documentation sites
  • Product images on e-commerce where every KB matters
  • You can provide a PNG or WebP fallback via the picture element

Keep the original when

  • You need to edit the file in software that does not read AVIF
  • The image will be printed (use PNG or TIFF)
  • Your CMS does not accept AVIF uploads yet
  • The original PNG is already under 5 KB

Frequently Asked Questions

Does AVIF support transparency like PNG?

Yes, AVIF supports full alpha channel transparency. Transparent PNG images can be converted to AVIF without losing their transparency.

How much smaller is AVIF compared to PNG?

Significantly smaller. For photographic content, AVIF can be 60-80% smaller than PNG. For graphics, savings are lower but still substantial.

What if some visitors use older browsers that don't support AVIF?

Use the HTML picture element to provide AVIF as the primary source and PNG or WebP as a fallback for unsupported browsers.

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