Convert PNG to ICO - Convertlet

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Click to select multiple images

Only PNG files will be accepted

How to Convert Images

Select your input and output formats from the dropdowns above

Click or drag and drop your images into the upload area

Your images will be automatically converted

Download individual files or all files as a ZIP

PNG to ICO Conversion

PNG files use lossless compression. This means you can edit and save a PNG as many times as you want without losing any quality. PNGs also support transparency, allowing parts of your image to be see-through. This makes PNG ideal for logos, graphics, and any image that needs to be layered over other content.

ICO is a file format specifically designed for computer icons in Microsoft Windows. An ICO file can contain multiple images at different sizes and color depths, allowing the icon to scale appropriately across the interface.

Frequently Asked Questions

Why should you convert PNG to ICO?

Standard PNG files are single-resolution images. When used as favicons or application icons, they must be externally resized on-the-fly by the browser/OS, often producing blurry or pixelated results at small sizes. Professional icons require deliberate optimization at each size - you can't just downscale a 512×512 PNG to 16×16 and expect legibility. Converting PNG to ICO embeds multiple pre-optimized resolutions (16×16, 32×32, 48×48, 64×64, 128×128, 256×256) in a single container file. Each size can be individually optimized - the 16×16 version might use a simplified design with fewer details for clarity at tiny sizes. The browser/OS automatically selects the optimal embedded size for each context. Mandatory for website favicons (must be .ico for maximum compatibility), Windows application icons, game launchers, and achieving crisp icon display across all sizes from taskbar to desktop shortcuts.

Is this service free?

Yes, Convertlet is 100% free to use. You can convert as many images as you want without any hidden fees or subscriptions.

Is it secure?

Absolutely. All conversions happen securely. Your files are processed and then immediately deleted from our servers to ensure your privacy.

What formats are supported?

We support a wide range of image formats. Input formats: .jpg, .jpeg, .png, .webp, .gif, .svg, .heic, .heif, .avif, .bmp, .ico, .tiff, .dng, .eps. Output formats: .png, .jpg, .jpeg, .webp, .avif, .bmp, .gif, .ico, .tiff. You can convert between any of these formats easily.