AVIF Converter

Convert JPG, PNG, WebP and HEIC images to AVIF online for free.

Reduce image file sizes for faster websites — without visible quality loss. No signup, no watermarks.

Free & Online
Up to 30MB per file
Batch Conversion
Preserve Metadata
Average result: 78.5% smaller · See real examples with actual file sizes →
Files processed on EU servers · Originals deleted immediately · No account needed

Measured results from real conversions

1,458 images converted
78.5% average size reduction
746 MB data saved for our users

Numbers from images processed by real users through AVIF Tools. Results vary by image content and encoding settings — browse our AVIF samples to see specific examples.

Last conversion: 08 Oct 2026 at 06:09

Why Use AVIF Format?

Open, royalty-free and supported by all major modern browsers. Better compression than JPEG for most web images — with transparency and HDR built in.

Smaller Image Files

AVIF can deliver significantly smaller image files than JPEG and other common web image formats, depending on the source image and encoding settings.

See real file size comparisons →

Faster Page Loading

Smaller image files can reduce download sizes and help websites load images more efficiently, especially on slower connections.

Real-world performance test

2.3s AVIF
vs
4.6s JPG
Speed Index — same page, same content, only the image format differs.
PageSpeed score: 88 (AVIF) vs 80 (JPG) · Moto G Power emulated · Slow 4G · 20 Sep 2026
See the full test & methodology

Efficient Image Quality

AVIF supports lossy and lossless compression, transparency, HDR and wide color gamut, giving you flexible options for balancing image quality and file size.

Modern Browser Support

AVIF is supported by current versions of major browsers, including Chrome, Firefox, Safari and Edge.

Full browser compatibility table →

Private File Processing

Original images are deleted from our servers immediately after conversion. Converted files are available for 1 hour and then automatically deleted. We never share your files.

Free Conversions

Convert your images for free with no sign-up required, up to 30MB per file and with no watermarks.

Want to go deeper? Read our complete AVIF format guide, explore real compression comparisons across formats, or check the FAQ for platform-specific conversion guides.

🔒 Verified Security & Privacy

Your photos are protected. Files auto-deleted after 1 hour.

Norton Safe Web Safety Check Sucuri SiteCheck Security Scan

Checked by Google Safe Browsing

Popular AVIF Converters

The converter above handles all formats. These pages offer format-specific guides, compression examples and technical details for each conversion type.

JPG AVIF

JPG to AVIF

Convert JPEG photos to AVIF for web delivery. EXIF metadata is preserved when present in the source file.

Convert JPG to AVIF
PNG AVIF

PNG to AVIF

Convert PNG images to AVIF while preserving transparency when supported.

Convert PNG to AVIF
WebP AVIF

WebP to AVIF

Convert WebP images to AVIF and compare the resulting file size and quality.

Convert WebP to AVIF
AVIF JPG

AVIF to JPG

Convert AVIF back to JPG for wider compatibility.

Convert AVIF to JPG
AVIF PNG

AVIF to PNG

Convert AVIF to PNG for editing or broader compatibility.

Convert AVIF to PNG
HEIC AVIF

HEIC to AVIF

Convert HEIC photos from iPhone and other devices to AVIF for web publishing. EXIF metadata preserved.

Convert HEIC to AVIF Need more HEIC tools? Visit heic.digital

Your images, 78% smaller on average.

1,458 images already converted through AVIF Tools. No account, no watermarks, files deleted after 1 hour.

Start Converting Free