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Convert JPG to AVIF Online

Convert JPG to AVIF for smaller file size and modern image optimization. Improve performance and reduce bandwidth.

Free forever
No account needed
Files stay on device
Instant results

Drop JPG images to convert to AVIF

Convert JPG or JPEG images to modern AVIF format with advanced compression

JPG · JPEG · Up to 50 MB each

Convert JPG images to AVIF format online with this free JPG to AVIF Converter. AVIF offers excellent compression efficiency and image quality, often outperforming both JPG and WebP. All conversion happens in your browser — no file uploads, no registration.

How to convert JPG to AVIF

  1. Upload or drag & drop your JPG image into the JPG to AVIF converter.
  2. The converter encodes the image into AVIF format directly inside your browser.
  3. Adjust compression quality if needed. AVIF often achieves similar visual quality with much smaller file sizes.
  4. Download the optimized AVIF image or export multiple files together as a ZIP archive.

Why use this JPG to AVIF Converter

Convert JPG to AVIF format

Transform JPG images into AVIF, a modern image format designed for advanced compression and fast web delivery.

Superior image compression

AVIF images are often 40–60% smaller than JPG while keeping similar visual quality.

Private browser-based encoding

All JPG to AVIF conversion happens locally in your browser. Your images are never uploaded.

Batch JPG to AVIF conversion

Upload multiple JPG files and convert them all to AVIF in one step.

Supported formats

Input format

JPG / JPEG

Output format

AVIF

Quality control

Adjustable compression level

Privacy

Runs entirely in your browser

Frequently asked questions

AVIF is a modern image format based on the AV1 codec. It provides significantly better compression than JPG while maintaining excellent visual quality.

AVIF images are typically 40–60% smaller than JPG files at similar visual quality.

Yes. AVIF is supported in modern browsers including Chrome, Firefox, Safari and Edge.

No. This JPG to AVIF converter runs entirely in your browser using client-side processing.

Yes. The converter supports batch processing so you can convert many JPG images at once.