Convert AVIF to ICO online in seconds — free, with no sign-up. ICO is lossless and ideal for website favicons and Windows app icons. Your files are encrypted and deleted automatically after 24 hours.
AVIF
AV1 Image File Format — A next-gen format built on the AV1 codec, 40–60% smaller than JPEG with HDR and transparency.
ICO
Icon — A container format for small icons at multiple sizes, used for favicons and app icons.
How to convert AVIF to ICO
- 1Upload your AVIF file
Click “Choose a file” or drag and drop your AVIF file onto the page — no sign-up or email needed.
- 2Convert to ICO
ICO is already selected as the output. Open Options to fine-tune quality if you like, then click Convert.
- 3Download your ICO file
Your ICO file is ready in seconds — click Download to save it. Files are automatically deleted after 24 hours.
AVIF vs ICO
| AVIF | ICO | |
|---|---|---|
| Full name | AV1 Image File Format | Icon |
| Type | Raster image | Raster image |
| Compression | Mixed | Lossless |
| Best for | the smallest high-quality web images, with a JPEG/WebP fallback | website favicons and Windows app icons |
Frequently asked questions
Does converting AVIF to ICO lose quality?
Your AVIF file is already compressed, so converting to lossless ICO can't restore detail that was discarded earlier — but it won't lose any more. The ICO file matches your AVIF file exactly.
What's the difference between AVIF and ICO?
AV1 Image File Format (AVIF) is mixed and best for the smallest high-quality web images, with a JPEG/WebP fallback. Icon (ICO) is lossless and best for website favicons and Windows app icons. Convert AVIF to ICO when you need a raster image for website favicons and Windows app icons.
Is the AVIF to ICO converter free?
Yes — converting AVIF to ICO is completely free. There's no watermark, no sign-up and no email required, and you can convert as many files as you like.
Are my AVIF files private and secure?
Yes. Your uploads are encrypted in transit, processed privately, and automatically deleted within 24 hours. We never share, sell or look at your files.
Can I convert AVIF to ICO on iPhone, Android, Mac or Windows?
Yes. The converter runs entirely in your browser, so it works on any device — iPhone, iPad, Android, Mac, Windows or Linux — with nothing to download or install.
How long does it take to convert AVIF to ICO?
Most files convert in a few seconds. Larger files take a little longer, and your upload speed is usually the limiting factor. There's no queue and no waiting for an email.
What else can I convert AVIF files to?
Besides ICO, you can convert AVIF to BMP, GIF, JPG, PDF, PNG, PPM and more — see the full list of AVIF conversions below.
Other conversions
Last updated July 2026