Does ICO to AVIF upload my file or text to Tool-You servers?

No. ICO to AVIF runs in this browser tab. Files stay on the device. Limit note: AVIF with quality slider. First ICO frame. Max 20 MB.

Should I use ICO to WEBP instead of ICO to AVIF?

Use ICO to AVIF when you need Rasterize an ICO icon to AVIF. Use ICO to WEBP when you need Rasterize an ICO icon to WEBP. They share a category (Images) but not the same job.

ICO to AVIF

Rasterize an ICO icon to AVIF.

Draws the icon and encodes AVIF with a quality slider. Unlike ICO to WEBP this uses AVIF. Unlike ICO to PNG this is lossy. First frame only. Max 20 MB.

What ICO to AVIF does

Draws the icon and encodes AVIF with a quality slider. Unlike ICO to WEBP this uses AVIF. Unlike ICO to PNG this is lossy. First frame only. Max 20 MB.

Practical limit for ICO to AVIF: AVIF with quality slider. First ICO frame. Max 20 MB. That is why output can differ from heavy desktop Images software. Read the tool-specific note again: Draws the icon and encodes AVIF with a quality slider. Unlike ICO to WEBP this uses AVIF. Unlike ICO to PNG this is lossy. First frame only. Max 20 MB.

How to use ICO to AVIF

Stay on this ICO to AVIF page (/ico-to-avif). Do not switch to ICO to WEBP unless you actually want Rasterize an ICO icon to WEBP..
Add the file type ICO to AVIF accepts. Hint from the path: ico to avif. Rasterize an ICO icon to AVIF.
Set only the options that match ICO to AVIF. Neighbor ICO to PNG does something else (Convert an ICO icon to PNG in your browser.). Tool note: Draws the icon and encodes AVIF with a quality slider. Unlike ICO to WEBP this uses AVIF. Unlike ICO to PNG this is lossy. First frame only. Max 20 MB.
Run ICO to AVIF in this tab. Browser memory still applies: AVIF with quality slider. First ICO frame. Max 20 MB.
Download or copy the result from ICO to AVIF. If it is the wrong job, open ICO to WEBP instead.

When not to use ICO to AVIF

Skip ICO to AVIF when a neighbor tool matches better — start with ICO to WEBP or ICO to PNG — or when the description already warns the job will fail. In the tool’s own words: Draws the icon and encodes AVIF with a quality slider. Unlike ICO to WEBP this uses AVIF. Unlike ICO to PNG this is lossy. First frame only. Max 20 MB.

Questions about ICO to AVIF

What does ICO to AVIF do that other Images pages on this site do not?: Draws the icon and encodes AVIF with a quality slider. Unlike ICO to WEBP this uses AVIF. Unlike ICO to PNG this is lossy. First frame only. Max 20 MB. Short version: Rasterize an ICO icon to AVIF.
Does ICO to AVIF upload my file or text to Tool-You servers?: No. ICO to AVIF runs in this browser tab. Files stay on the device. Limit note: AVIF with quality slider. First ICO frame. Max 20 MB.
Should I use ICO to WEBP instead of ICO to AVIF?: Use ICO to AVIF when you need Rasterize an ICO icon to AVIF. Use ICO to WEBP when you need Rasterize an ICO icon to WEBP. They share a category (Images) but not the same job.
What are the limits of ICO to AVIF?: AVIF with quality slider. First ICO frame. Max 20 MB. Also: Draws the icon and encodes AVIF with a quality slider. Unlike ICO to WEBP this uses AVIF. Unlike ICO to PNG this is lossy. First frame only. Max 20 MB.