ICO Converter

Convert ICO files online for free.



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  • From Device
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Max file size 1GB. Upgrade to Pro Sign Up for more




How to Convert a ICO file?

  1. Click the “Choose Files” button to select your ICO files.
  2. Then select a target format and click the "Convert" button
  3. Once the conversion finishes, click the "Download" button to save the file.

Convert Any File

FreeConvert supports 500+ file formats. Simply upload your ICO files and select a popular file format to convert them to. Easily share your ICO files (in a widely supported format) after conversion.

Best Quality

We use both open-source and custom software to make sure our conversions are of the highest quality. In most cases, you can fine-tune conversion parameters using “Advanced Settings” (optional).

Free & Secure

Our ICO converter is free and works on any web browser. We guarantee file security and privacy. Files are protected with 256-bit SSL encryption and automatically deleted after a few hours.


ICO files contain pixel-based images that can have up to 256 x 256 pixels, 24-bit color, and 8-bit transparency. ICO files offer a convenient place to store and scale the images needed to display the icons so that Windows users can associate an image with an application.

How to open an ICO file?

Use Windows IconMaker to open, edit, and create an ICO file. CorelDRAW is an excellent program for opening, editing, and creating ICO files. To convert ICO files, consider using our online ICO Converter. Often, ICO files are converted to and from other file types to use certain images as icons or to save the icon image into an editable or portable format.


A popular program for manipulating ICO files is GNU Image Manipulation Program (GIMP). ICO is supported by Mac, Linux, and Windows operating systems. Other programs that can open ICO files include Microsoft Paint, Apple Preview, or IrfanView.


Developed by: Microsoft

Initial Release: 20 November 1985

Useful links:

https://en.wikipedia.org/wiki/ICO_(file_format)

https://www.webdesignerdepot.com/2009/03/operating-system-interface-design-between-1981-2009/

While this page can convert any Image to ICO, you may wish to visit following Converter pages that only support specific conversions


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