ICO Converter

Convert to ICO format online, for free.



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




Get it on Mobile

Convert images directly on your mobile device using our Android Image Converter or iOS Image Converter.

Google Play logo Image Converter App - PixConvert
Apple App Store logo Image Converter App - PixConvert

How to Convert to ICO?

  1. Click the “Choose Files” button to select your files.
  2. Convert to ICO by clicking the "Convert" button
  3. Once the conversion finishes, click the "Download ICO" button to save the file.

Convert Any File

FreeConvert supports 500+ file formats. Simply upload your files and convert them to ICO format. Alternatively, you can upload ICO files and convert them to a different format. All from the convenience of one tool!

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 2 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/

FreeConvert.com can convert your ICO files to these other formats:

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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