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Image conversion

Convert AVIF to ICO

Convert your .avif files to .ico format online for free. No software to install. Fast, secure, and easy.

Convert AVIF to ICO now

Free — 3 conversions per day

How to convert AVIF to ICO

1

Upload

Drag and drop your .avif file or click to browse.

2

Choose format

Select ICO as your output format.

3

Download

Click Convert and download your .ico file.

Why convert AVIF to ICO?

Converting AVIF to ICO lets you take advantage of ICO's stores multiple resolutions (16x16 through 256x256) in one file. AVIF files (AV1 Image File Format) can be converted to ICO (Icon File Format) for better compatibility, smaller file sizes, or access to features that AVIF does not support.

AVIF vs ICO: technical comparison

AVIF (AV1 Image File Format, introduced in 2019) uses AV1 intra-frame (lossy and lossless) compression. ICO (Icon File Format, introduced in 1985) uses None (BMP payload) or PNG payload compression. AVIF supports animation, but ICO does not. Only the first frame will be preserved during conversion. AVIF browser support: All modern browsers (Chrome 85+, Firefox 93+, Safari 16.4+). ICO browser support: Universal.

What happens to quality?

The quality impact depends on the specific settings used during conversion. ICO preserves full quality with lossless compression.

File size impact

Typical AVIF file size: A 12MP photo at medium quality: ~1-2 MB. Typical ICO file size: A multi-size favicon (16+32+48+256): ~15-100 KB.

Common use cases

  • Creating website favicons from AVIF source images
  • Converting AVIF files to ICO for compatibility with specific applications or workflows
  • Converting AVIF files to ICO for compatibility with specific applications or workflows
Pro tip

For the best conversion results, always start from the highest quality source file available. Converting from a previously compressed file compounds any existing compression artifacts. When in doubt, use higher quality settings — you can always re-convert at lower quality later, but you cannot recover quality that has been lost.

Why use SquishConvert for AVIF to ICO?

100% Free

Convert AVIF to ICO completely free with no limits. No hidden fees, no watermarks.

Quick & easy

Create a free account in 10 seconds and start converting immediately. No credit card required.

Fast & secure

Image conversions happen in your browser using the Canvas API. Your files never leave your device — zero server upload.

Works everywhere

Convert files from any device — desktop, tablet, or phone. No software to install, works in any modern browser.

358+ conversions

SquishConvert supports over 358 file conversion combinations across images, documents, audio, and video.

High quality output

Your converted .ico file maintains the best possible quality. No unnecessary compression or quality loss.

Frequently asked questions

Is it free to convert AVIF to ICO?

Yes, AVIF to ICO conversion is completely free with no limits. Image conversions happen in your browser.

How long does it take to convert AVIF to ICO?

Image conversions are instant — they happen directly in your browser without uploading to any server.

Is my AVIF file safe when converting?

Absolutely. AVIF to ICO conversion happens entirely in your browser. Your files never leave your device.

Can I convert multiple AVIF files to ICO at once?

Currently, SquishConvert converts one file at a time. Batch conversion is coming soon — stay tuned!

What is the maximum file size for AVIF to ICO?

Free users can convert files up to 10 MB. Pro users can convert files up to 500 MB.

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