.avifs file: how to open it on Windows

5 Windows apps register the .avifs extension. Install one of them to open the file with a double-click.

About the format

Format

AVIF image

Abbreviation

AVIF · AV1 Image File Format

MIME type

image/avif

Format data: freedesktop.org shared-mime-info and PRONOM (The National Archives, UK).

• 
  qView

  An image viewer designed with minimalism and usability in mind.

  Open source 7.1 ★ 3.7K
• 
  qView Nightly

  qView is an image viewer designed with minimalism and usability in mind.

  Open source 2025.10.11.1 ★ 3.7K
• 
  JarkViewer

  A simple image viewer.

  Open source 1.34 ★ 1.3K
• B
  BandiView

  A New Standard for Image Viewers

  Proprietary 8.03
• O
  Okular (AppX / Portable)

  The Universal Document Viewer

  Open source 26.802.8165.0

Related guide: Change the default app for a file type in Windows