Windows Icon Format
Download free ICO icon files for testing and development. Sample favicon and Windows icon files to test converters, website implementations, and application icon support.
What is different inside each file - pick the one that matches your test case, then open it in ICO to PNG.
| File | Dimensions | Images | Bit depth | Encoding | Alpha | Size |
|---|---|---|---|---|---|---|
| coffee-128x128px-ico.ico | 128 × 128 | 5 (16, 32, 48, 64, 128) | 32-bit | BMP | Yes | 97.34 KB |
| colors-64x64px-ico.ico | 64 × 64 | 3 (16, 32, 64) | 32-bit | BMP | Yes | 21.86 KB |
| convertico-candy-ico.ico | 256 × 256 | 6 (16, 32, 48, 64, 128, 256) | 32-bit | PNG + BMP | Yes | 189.56 KB |
| funky-cluck-48x48px-ico.ico | 48 × 48 | 6 (16, 20, 24, 32, 40, 48) | 32-bit | BMP | Yes | 25.44 KB |
| sample-ico-256x256-tree-frog-sticker.ico | 256 × 256 | 4 (16, 32, 48, 256) | 32-bit | PNG + BMP | Yes | 102.99 KB |
| sample-ico-multi-size-16-to-256-convertico-rings.ico | 256 × 256 | 7 (16, 24, 32, 48, 64, 128, 256) | 32-bit | PNG + BMP | Yes | 145.27 KB |
Every ICO sample on this page is free to download and use - for testing software, demos, tutorials, bug reports and school projects. No sign-up, no attribution required.
A link back to convertico.com/samples/ico/ is always appreciated. Please do not resell the files as stock images.
ICO (Windows Icon) is the native icon format for Microsoft Windows, used for application icons, desktop shortcuts, and website favicons. ICO files can contain multiple images at different sizes and color depths within a single file.
ICO format supports embedded images in sizes from 16×16 to 256×256 pixels, with color depths from 1-bit to 32-bit (including alpha transparency). Modern ICO files typically include PNG-compressed images for larger sizes.
These ICO sample files include various sizes and formats commonly used for favicons and application icons.
Click the Download button below any sample file to save it directly to your device. No registration or sign-up required.
Yes, all sample ICO files are completely free to download and use for testing, development, and educational purposes.
A complete favicon.ico should include 16×16, 32×32, and 48×48 pixel versions. For high-DPI displays, consider adding 64×64 and 128×128 sizes as well.
Yes, ICO files are containers that can hold multiple images at different sizes and color depths. Windows automatically selects the appropriate size for each use case.
Use our free PNG to ICO converter to create ICO files from any PNG image. You can generate multi-size favicons with a single upload.
Video, audio & documents
