Convert HEIC to ICO Online – Favicon & Icons

Convert HEIC for favicons and icons. Browser cannot encode ICO; we provide PNG at 32×32 as the closest supported format. Free, no signup.

Convert HEIC for use as favicons or app icons. Because ICO encoding is not supported in browsers, we convert HEIC to PNG at 32×32 so you get a usable icon file. You can use the PNG as a favicon or convert to ICO with a desktop tool.

What is HEIC to ICO?

HEIC is Apple's default photo format on iPhone and iPad. ICO is used for favicons and Windows icons. Browsers cannot create ICO files; we output PNG at 32×32 as the closest supported format.

Why use this HEIC to ICO tool on Asli Tools?

Favicons and app icons often need small, square images. We provide 32×32 PNG from your HEIC so you can use it as a favicon or convert to ICO offline.

How to convert HEIC for ICO/favicon use?

Follow these steps:

Features of Our HEIC to ICO Workflow

Our tool gives you a fast, free way to get HEIC into an icon format:

• Free and no signup – convert as many HEIC as you need.
• No watermark – your icon files are clean.
• 32×32 PNG – ideal for favicons and icons.
• Batch conversion – multiple HEIC at once.
• Secure and private – conversion runs in your browser.
• Transparency preserved when present.
• Built for modern browsers with responsive layouts.
• Part of Asli Tools’ broader library of free utilities.
• Download all – get every file in one go.
• Use PNG as favicon or convert to ICO offline.

When HEIC to ICO is useful

Typical situations:

• Preparing files for sharing or publishing.
• Cleaning up format mismatches between apps.
• Creating compatible exports for older tools.
• When ICO/favicon is needed and you have HEIC.
• Quick one-off conversions without opening heavy software.
• Learning and prototyping with easy downloads.
• Compatibility with icon requirements.
• Quick icon from iPhone photo.

HEIC to ICO online vs desktop apps

HEIC is a photo format; ICO is for favicons and Windows icons. Browsers cannot create ICO; we provide 32×32 PNG so you can use it as a favicon or convert to ICO offline.

Tips for best results

Before you convert:

• Use the closest source format to your real file type.
• Use the PNG directly as favicon in many setups.
• Use batch conversion for multiple icons.
• Convert to ICO with a desktop tool if required.
• Your files never leave your device—fully private.
• Download All saves time for multiple files.
• Works in any modern browser.

Try HEIC to ICO on Asli Tools

We convert HEIC to 32×32 PNG because ICO is not supported in the browser. Use the PNG as a favicon or convert to ICO offline.

Free, fast, and private. Try it now.