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Supports: 3FR, ARW, AVIF, BMP, CR2, CR3 +30 more
AVIF (the AV1 Image File Format) is the modern web-delivery format that usually beats both JPEG and WebP on file size at the same visual quality, while adding 10- and 12-bit color, HDR, and alpha transparency. Drop in JPG, PNG, WebP, HEIC, TIFF, BMP, GIF, or a camera RAW (NEF, CR2/CR3, ARW, DNG, RW2 and more) and get a compact AVIF back. It is the right choice when your goal is shrinking a photo library or serving smaller images to modern browsers.
| Property | AVIF | WebP | JPEG |
|---|---|---|---|
| Codec / basis | AV1 (AOMedia) | VP8 | DCT (1992) |
| Typical size at equal quality | Smallest | Smaller than JPEG | Baseline |
| Color depth | 8 / 10 / 12-bit | 8-bit | 8-bit |
| HDR + wide gamut | Yes | No | No |
| Alpha transparency | Yes | Yes | No |
| Lossy + lossless | Both | Both | Lossy only |
| Royalty-free | Yes | Yes | Yes |
| Browser support | ~93% (Chrome 85+, Firefox 93+, Safari 16.4+, Edge 121+) | ~96% | Universal |
| Best for | Modern web delivery, smaller photo libraries | Wide-compatibility web images | Maximum compatibility, legacy software |
AVIF encoding is lossy by default, so converting an already-lossy JPEG re-encodes it — a second generation that can soften fine detail slightly. It is not a way to recover detail JPEG already discarded, but the payoff is size: Google's own testing reports greater than 50% savings versus JPEG at comparable quality, and AVIF is often smaller than WebP too. In our testing, re-encoding a typical 4 MB JPEG photo at the "Very High" preset produced an AVIF roughly half the size with no obvious visible difference at normal viewing distance. Converting a lossless source like PNG is where AVIF shines most: it typically cuts file size dramatically while preserving the original pixels closely.
Native browser support sits around 93% globally: Chrome 85+, Firefox 93+, Safari 16.4+, Edge 121+, and Opera 71+ all decode AVIF without flags. Desktop software is patchier — recent macOS and Windows builds preview AVIF, but older photo viewers and some editors may need an extension or not open it at all. If you need a file for legacy software, convert to JPG or PNG instead.
Yes. Camera RAW formats including NEF (Nikon), CR2/CR3 (Canon), ARW (Sony), DNG, ORF, RW2, and several others are accepted as input and rendered to AVIF. This is a practical way to archive a shoot at a fraction of the RAW file size while keeping AVIF's higher bit depth, though a RAW file carries editing latitude that any final image format, AVIF included, does not preserve.
A GIF converts to a single still AVIF image here, not an animated one. The AVIF specification does support image sequences, but for moving content a modern video format is usually the better target — and a still AVIF is ideal when you only need one clean frame from the GIF.
Files are uploaded over an encrypted connection, processed on our servers, and deleted automatically a few hours after conversion — no sign-up, no watermark, never shared or made public. To compress AVIF, JPG, or PNG files without changing format, use the Image Compressor instead.