Choose your JPEG files
Select JPEG still images, up to 100 at once. The file is processed locally.
ON YOUR DEVICE
JPEG to AVIF
Convert JPEG images to AVIF on your device. Compare original and result before downloading.
Drop your images here
AVIF only · Up to 100 images
Files stay on your device
Three simple steps
Prepare AVIF output
AVIF is a modern image format. Encoding can be slower; this tool creates 8-bit still images, not HDR or animation.
Save and check your AVIF file
Changing JPEG to another format cannot recover detail already lost in JPEG compression.
Common questions
What changes when I convert JPEG to AVIF?
JPEG is a lossy photo format with broad compatibility. It cannot store transparent pixels. AVIF is a modern image format. Encoding can be slower; this tool creates 8-bit still images, not HDR or animation. Changing JPEG to another format cannot recover detail already lost in JPEG compression.
Will the AVIF file be smaller?
Not necessarily. AVIF is a modern image format. Encoding can be slower; this tool creates 8-bit still images, not HDR or animation. Size depends on the source and settings. The result reports file sizes and processing time.
Which JPEG files work here?
Still images that your browser can decode. Animation and source metadata are not preserved. AVIF decoding support depends on the browser.
Is there a size cap for JPEG to AVIF?
There is no fixed file-size quota. Select up to 100 images per batch. Your device memory and browser determine practical capacity. Large selections show a warning that you can continue past.