Compare and convert HEIF, JPEG, WebP and AVIF with rokka

This blog post explains some details behind this site. Inspired by jpgtoheif.com.

Uploaded images will be deleted regulary. All quality fields can take a value between 1 - 100, but they do not mean the same thing.

Use your own image:

Upload an image:
Existing rokka hash:

Output settings:

HEIF quality:
JPEG quality:
WebP quality:
AVIF quality:
Image width:

Rendered Images:

HEIF

Filesize:

URL:

JPEG

Filesize:

URL:

WebP

Filesize:

URL:

AVIF

(Remark: It's not actually a proper AVIF image, but an AV1 encoded image in a MKV container displayed via a <video> tag. Real AVIF support we try to add later, but isn't supported by any browser yet. Image quality and filesize will be the same, 'though)

Filesize:

URL: