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What is an ICO file?
File extension
.ico
Category
Image file formats
Developed by
Microsoft
Mime type
image/x-icon
Format description
ICO are icon files used by Windows and, often, the web. An ICO file can store one or more images in different sizes, so that they can be appropriately selected based on usage. ICO files can have a size of 256x256 pixels at most.
Common questions about converting to ICO
Can I convert to ICO in bulk?
Yes, MConverter supports batch converting to ICO. You can even drag and drop folders to convert to ICO. Pasting files and folders copied in the clipboard also works: use Ctrl+V.
Can I convert a file to ICO, if its size is 2 GB?
Yes, with MConverter Pro you can convert big files, up to 2 gigabytes each. The free version lets you convert files up to 100 MB. If you need to convert files over 100 megabytes to ICO, try MConverter Pro. If your files aren’t over 1 GB, then you can use MConverter Plus instead, as it’s cheaper.
Is converting to ICO safe with MConverter?
Yes, we encrypt your connection using industry standards. Plus, your files are only accessible by you. 4 hours after the conversion completes, they are automatically deleted from MConverter’s servers. You can also delete your files immediately after finishing the conversion by clicking the bin icon. Join thousands who have trusted us to convert over 12,547,143 files so far.
How long does it take to convert a file to ICO?
For most images, the wait should be less than a minute. If they are animated, it may take a little longer. However, MConverter also supports converting larger images, meaning that it could take a while (up to over an hour, for example).