Batch Convert JPG to AVIF
AVIF delivers the best compression available today — 40-50% smaller than JPG at equivalent quality. Convert your entire image library to AVIF in one batch for dramatically faster websites and lower bandwidth costs.
How to Batch Convert JPG to AVIF
Select JPG Files
Click the upload area or drag and drop your JPG files. Select as many files as you need — there are no limits.
Choose Settings
Set AVIF as your output format and adjust the quality slider to balance file size and visual quality.
Download All
Download each converted file individually or grab them all at once as a single ZIP archive.
Why Batch Convert JPG to AVIF?
Maximum Compression
AVIF achieves 40-50% smaller file sizes than JPG at the same visual quality. For image-heavy websites, this translates to significantly faster page loads and lower hosting costs.
Modern Browser Support
AVIF is supported by Chrome, Firefox, Safari 16+, and Edge — covering over 95% of web traffic in 2026. It is safe to serve AVIF as your primary web image format.
Superior Quality at Low Bitrates
Where JPG shows visible compression artifacts at aggressive settings, AVIF maintains smooth gradients and sharp details. The quality difference is most noticeable at smaller file sizes.
JPG vs AVIF at a Glance
| Feature | JPG | AVIF |
|---|---|---|
| Full Name | Joint Photographic Experts Group | AV1 Image File Format |
| Compression | Lossy | Lossy |
| Transparency | No | Yes |
| Browser Support | Universal | Chrome, Firefox, Safari 16+ |
| Typical Size | Small to medium | Smallest (50% less than WebP) |
| Best For | Photos, web images, email, sharing | Maximum compression, modern websites |
Your Photos Stay Private
Unlike cloud-based converters that upload your files to their servers, PhotoFormatLab processes everything directly in your browser. Your JPG files are never transmitted over the internet — they stay on your device from start to finish.
No accounts. No uploads. No tracking. Just fast, private conversion.
Frequently Asked Questions
AVIF files are typically 40-50% smaller than JPG at equivalent visual quality. A 200 KB JPG photo might become 100-120 KB as AVIF with no visible difference.
Yes, all modern browsers support AVIF: Chrome (since v85), Firefox (since v93), Safari (since v16), and Edge. This covers over 95% of global web traffic.
Yes. Select all your JPG files at once, convert them to AVIF, and download as a ZIP. Then replace the JPGs on your server for instant performance improvements.
No. All conversion happens locally in your browser. Your images never leave your device.