Create professional multi-resolution Windows icons and website favicons (16x16, 32x32, 48x48, 64x64, 128x128, 256x256) from any PNG.
Drag and drop your images into the converter box or click to browse files from your computer or phone.
Verify your target format (ICO), set compression quality, or choose dimension scaling options.
Click Convert and save your output files instantly. Download single files or all images directly to your device.
The `.ico` container format is required for Windows desktop application icons (`favicon.ico`) and browser tab branding. Our converter automatically generates multi-resolution icon layers with full 32-bit alpha transparency, ensuring your icon looks razor-sharp on taskbars, desktop shortcuts, and browser tabs.
Ideal for private photos, company badges, sensitive IDs, and proprietary graphics.
No waiting for large 50MB files to upload across slow Wi-Fi or cellular connections.
| Feature | PNG | ICO |
|---|---|---|
| Privacy Status | Local | 100% In-Browser |
| Batch Processing | Supported | Direct File Output |
| Quality Control | Native | Adjustable Slider |
| Compatibility | Standard | Universal |
Our engine generates standard Windows icon sizes including 16x16, 32x32, 48x48, 64x64, 128x128, and 256x256 pixels embedded into a single `.ico` file.
Yes! Your PNG's transparent background is maintained across all generated icon resolutions.
Yes! Simply rename the downloaded file to `favicon.ico` and upload it to your website root directory.