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JPG to AVIF

JPG to AVIF converter. Convert JPG files to AVIF. No sign-up, no watermark, 100% private.

Drop your JPG file here

or click to browse — JPG files
JPG
Fast, private conversion — no sign-up, no watermark
Private — never stored Fast & secure Unlimited & free

How to convert JPG to AVIF

Three steps, a few seconds — no account needed.

1

Upload your JPG file

Drag and drop or browse to add your JPG file.

2

Convert to AVIF

The output format is set to AVIF automatically.

3

Download

Save your new AVIF file instantly.

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Why use SharkFoto's jpg to avif

Private & never stored

Common formats are processed right in your browser; advanced formats use our secure server and are deleted immediately — never stored.

Instant & unlimited

No queue and no daily limits. Use it as much as you want, free forever.

No watermark, no sign-up

Download clean files immediately — no account, no email, no watermark.

Convert JPG to AVIF online, free

SharkFoto's free JPG to AVIF converter changes your JPG files into AVIF in a couple of clicks. Common formats are processed right in your browser; advanced formats use our secure servers and are deleted immediately after conversion — never stored.

Why convert JPG to AVIF?

AVIF is a next-generation image format with excellent compression. Converting from JPG — a compact format for photographs where small file size matters — makes your files easier to share, edit and open everywhere.

Is JPG to AVIF conversion lossless?

AVIF uses efficient compression; you can keep quality high while getting a smaller, more compatible file.

Format details

JPG (JPEG) is a lossy raster format that compresses photographs into small files by discarding detail the eye barely notices. It’s the most widely used photo format on the web and in cameras.

Full nameJoint Photographic Experts Group
Developed byJoint Photographic Experts Group
Released1992
Extension.jpg
MIME typeimage/jpeg
TransparencyNo

JPG opens in all browsers, image viewers and editors — no special software needed.

AVIF is a next-generation image format based on the AV1 video codec. It delivers significantly smaller files than JPEG or WEBP at the same quality, with support for transparency and HDR.

Full nameAV1 Image File Format
Developed byAlliance for Open Media
Released2019
Extension.avif
MIME typeimage/avif
TransparencyYes

AVIF opens in modern browsers (Chrome, Firefox, Safari) and recent image editors; older apps may need it converted to PNG or JPG.

Frequently asked questions

Yes — it’s completely free with no sign-up, no watermark and no limit on how many files you convert.

Yes. Common formats are converted right in your browser; advanced formats use our secure server and are deleted immediately after conversion — never stored.

You can keep quality high; AVIF balances quality and file size well.

Drop your JPG file in, the output is set to AVIF, then click download — no software to install.

Yes — convert as many JPG files to AVIF as you like, free and unlimited.

Loved by creators worldwide

★★★★★4.9 / 5based on 4,507+ ratings
★★★★★

Fast, clean and totally free — jpg to avif done in seconds, no waiting around.

EElena M.
Photographer
★★★★★

Love that my files are never stored. No sign-up, no watermark, just the result.

MMarcus T.
Creator
★★★★★

Bookmarked. The best free jpg to avif I’ve found — simple and reliable.

PPriya S.
Designer