HEIC to ICO
Convert HEIC files to ICO in seconds, for free. Nothing to install.
Files are deleted from the server automatically after 1 h.
Why convert HEIC to ICO?
- iPhone saves photos as HEIC, which many Windows PCs, Android phones and websites cannot open — ICO works everywhere.
- ICO stores data without loss, so further edits will not degrade quality.
- Use the image as a website favicon or a Windows icon.
You don't need to install any software to convert HEIC to ICO. Upload your file, choose ICO and download the result a few seconds later. The conversion runs on our servers and your file is deleted automatically after 1 h.
HEIC vs ICO: comparison
| Feature | HEICHigh Efficiency Image Container (HEIF) | ICOWindows Icon |
|---|---|---|
| Developer | MPEG / Apple | Microsoft |
| Released | 2015 | 1985 |
| Type | image | image |
| Compression | lossy | lossless |
| Transparency | ✓ yes | ✓ yes |
| Animation | ✓ yes | ✗ no |
| Opens with | Photos (iPhone / macOS), Windows Photos (HEIF extension), Google Photos | Windows, Chrome, GIMP |
Tip: use Options to change quality and width and make the file smaller.
How it works
- Choose or drop your HEIC file.
- Pick ICO as the output format.
- Click “Convert” and download your file.
HEIC to ICO: questions and answers
Will quality be lost when converting HEIC to ICO?
No. ICO stores data without loss, so the result matches the original.
How long does HEIC to ICO conversion take?
Usually 1–10 seconds. Several files are processed in parallel.
What is the maximum HEIC file size?
Up to 30 MB per file and up to 20 files at once — for free.
Can I convert HEIC to ICO on my phone?
Yes. TezConvert works in any browser on Android and iPhone — no app needed.
How do I open a ICO file?
ICO files open in: Windows, Chrome, GIMP.
Are my files safe?
Files are used only for the conversion, never shown to anyone, and deleted automatically after 1 h. The original is deleted right after conversion.