AVIF File

AV1 Image File Format (.avif)

What is an AVIF file?

An AVIF file is typically an AVIF image saved with the .avif extension. AVIF is a modern image format designed for high quality with smaller file sizes than older formats. Most modern browsers and many apps can decode AVIF.

Common uses

High-quality images on the web with smaller sizes
Photos and graphics that need good compression
Replacing JPG/PNG in modern workflows
Mobile apps and websites optimizing page speed
HDR images in supported pipelines

How to open an AVIF file

Browsers: Most modern browsers support AVIF (image/avif)
Windows/macOS: Newer versions can open AVIF with built-in viewers or updated photo apps
Convert: If your device can’t open it, convert to JPG/PNG with a converter

Common problems

Older apps don’t recognize AVIF
Thumbnails fail in some file managers
Uploads rejected on websites that only allow JPG/PNG
Color/HDR looks different on unsupported displays

History

AVIF became popular as a modern successor to older image formats because it can deliver strong compression with good visual quality. AVIF is widely used for web images because it can deliver strong compression with high visual quality—often smaller than JPG/PNG at similar quality. The standard file extension is .avif.