Convert HEIC to ICO — Create Favicons
Need a favicon from an iPhone photo? KoalaPic converts your HEIC image to a multi-size ICO file containing 16×16, 32×32, 48×48, and 256×256 pixel versions — everything a website favicon needs.
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HEIC, WEBP, AVIF, TIFF, BMP, SVG, GIF, PNG, JPG, PDF, CR2, NEF, ARW, DNG — up to 50MB each, or 50 from a folder
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Modern format with excellent compression. Limited browser support.
Apple's format. Excellent quality at small sizes.
Lossless format. Large files, ideal for print/archival.
256 colors max. Best for simple graphics.
Uncompressed bitmap. Very large files.
Vector trace. Best for logos and simple graphics. Not a pixel-perfect conversion.
Same format? You might want to compress instead.
SSIM-optimized — finds the lowest file size at your chosen visual fidelity.
Need to crop first? Use the Crop tool. Want to adjust or filter? Try the Editor.
Resize tool → Live preview, percentage scaling, and dimension presets.
Tip: Use PNG or WebP for transparent output. Standalone tool →
Lossless format — files can be large
GIF is limited to 256 colors
Best for logos, icons, and line art. Photos produce stylized results.
BMP files are uncompressed and can be very large. Consider TIFF (LZW) or PNG for lossless with smaller file sizes.
Leave empty for all pages. Multi-page PDFs produce a ZIP.
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HEIC vs ICO Comparison
| Feature | HEIC | ICO |
|---|---|---|
| Full Name | High Efficiency Image Container | Icon File Format |
| Lossy Compression | ✅ | ❌ |
| Lossless Compression | ✅ | ✅ |
| Transparency | ✅ | ✅ |
| Animation | ❌ | ❌ |
| Browser Support | Safari, iOS; limited elsewhere | All browsers (favicon) |
| Color Depth | 16.7M (24-bit) | 16.7M (24/32-bit) |
| Typical Use | iPhone/iPad photos (default since iOS 11) | Website favicons, Windows application icons |
| Year Introduced | 2015 | 1985 |
Why Convert HEIC to ICO?
ICO is the standard favicon format recognized by all browsers. While modern browsers also accept PNG favicons, ICO remains the most compatible option and can embed multiple resolutions in a single file.
How to Convert HEIC to ICO
Upload your HEIC photo. A square image or logo works best for favicons.
KoalaPic generates a multi-resolution ICO file with 4 standard sizes embedded.
Download your ICO file and add it to your website’s root directory as favicon.ico.
Quality Note
The image is resized to fit standard favicon dimensions. For best results, start with a square image. Non-square images will be scaled to fit, which may crop or distort the composition at very small sizes.