Convert ICO to PNG Online
ICO files bundle multiple raster icon sizes in a single container for Microsoft Windows, typically ranging from 16×16 to 512×512 pixels. PNG is a lossless raster image format built to replace GIF with better compression, full alpha transparency, and broad color profile support. AnyConvert converts ICO to PNG securely without installing desktop software.
ICO to PNG Converter
Convert your ICO files to PNG format quickly and easily. Upload your file and download the result.
Max file size: 50MB
Why convert ICO to PNG?
Switching from ICO helps you avoid primarily targeted at windows; other platforms prefer png, svg, or icns. PNG excels at lossless compression that preserves sharp edges and text perfectly, making it a better fit when clients or platforms expect user interface assets, logos, and icons that need crisp edges.
Portable Network Graphics also offers full alpha transparency support, including partial transparency (alpha channel). That means your converted files stay useful for user interface assets, logos, and icons that need crisp edges and charts, diagrams, and text-heavy graphics shared online.
ICO strengths
- Stores multiple icon resolutions and color depths in a single asset
- Native integration with Windows executables, installers, and shortcuts
- Supports full alpha transparency for crisp rendering against any background
PNG advantages
- Lossless compression that preserves sharp edges and text perfectly
- Full alpha transparency support, including partial transparency (alpha channel)
- Widespread browser and operating system support without additional codecs
Key differences
| Feature | ICO | PNG |
|---|---|---|
| Compression | Lossy or lossless | Lossless |
| Transparency / Alpha | Supports alpha channel | Supports alpha channel |
| Typical file size | Varies (depends on chosen codec) | Moderate (lossless compression) |
| Best suited for | Windows desktop application icons and Favicons for legacy browsers that still expect .ico files | User interface assets, logos, and icons that need crisp edges and Charts, diagrams, and text-heavy graphics shared online |
| Standard | Proprietary or partially restricted | Open, royalty-free specification |
Before you convert
- Keep a backup of your original file before converting so you can roll back if needed.
- Review known pain points: File size grows quickly when bundling many sizes or 32-bit variants. Adjust your source file accordingly.
Quality tips
- Download the result immediately and open it in the target application to verify everything matches expectations.
Where PNG fits best
Once you have the converted file, you can plug it straight into user interface assets, logos, and icons that need crisp edges, charts, diagrams, and text-heavy graphics shared online, and images requiring transparent backgrounds or compositing in design workflows. PNG is the format teams expect in those environments, so you spend less time re-exporting or explaining compatibility issues.
Common PNG use cases
- User interface assets, logos, and icons that need crisp edges
- Charts, diagrams, and text-heavy graphics shared online
- Images requiring transparent backgrounds or compositing in design workflows
Tools that open PNG
- Adobe Photoshop
- Affinity Photo
- GIMP
Frequently asked questions
Does converting ICO to PNG reduce quality?
No—PNG preserves the original fidelity. You still want to open the converted file once to confirm fonts, colors, or audio loudness survived the transfer.
Is there a file size limit for converting ICO?
Yes—uploads up to 150 MB convert reliably in the browser. For larger assets, split them into smaller segments first so the process stays responsive.