convertfile

ICO to AVIF

ICO files (.ico) into AVIF (.avif), on your Mac, iPhone or iPad. Converted on the device. Nothing is uploaded.

How

  • On a Mac: drop the ICO file on convertfile and pick AVIF, or right-click it in Finder and choose Quick Actions, then convertfile.
  • On an iPhone or iPad: share the ICO file to convertfile and pick AVIF.

What it does

  • Converted by Apple’s ImageIO, on the device.
  • AVIF options: Longest side in pixels; Smaller, Balanced or Best; Remove the location and camera details.
  • Free, forever. It is never counted.

ICO also becomes

Also into AVIF

The formats