Convert CHM to ICO
Convert CHM to ICO online: a help topic from the file laid out as a page, saved as a 256 × 256 ICO icon. Free, no sign-up.
Drop your CHM files here
Up to 50MB per file.
Conversion Settings
Files are encrypted and auto-deleted after conversion
How to Convert
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Upload your CHM files
Drag and drop or select CHM files from your device. You can upload multiple files at once.
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Configure Output
Choose any available ICO output options, then start the conversion.
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Download ICO files
Once conversion finishes, download your files individually or as a compressed ZIP archive.
Why convert CHM to ICO?
CHM is Microsoft Compiled HTML Help, the format used for help files shipped with Windows software. The image shows a topic page from the help file, with its headings, paragraphs, lists and tables laid out as a document page.
ICO output is a 256 × 256 pixel Windows icon: the image is scaled to fit with its proportions kept, and the surrounding space is transparent.
Frequently Asked Questions
How do I convert CHM to ICO?
Drop your CHM file above and press Convert. Our servers unpack the compiled help archive, take a topic page from it and render it. The result is saved as a 256 × 256 ICO icon, ready to download.
What does the ICO from a CHM help file contain?
The help file is unpacked and a topic page from it is rendered, showing its headings, paragraphs, lists and tables.
Can a CHM file from older Windows software still be turned into ICO?
Yes. The compiled help archive is unpacked on our servers, so help files from any era of Windows software can be read and rendered.
Which part of the CHM becomes the ICO icon?
The first page of the rendered content is used for the icon, fitted inside the 256 × 256 square with its proportions kept.
What size is the ICO made from a CHM file?
The icon is 256 × 256 pixels, the largest standard Windows icon size. The image is fitted inside the square with its proportions kept and a transparent surround, stored as a PNG-compressed icon.
Is my .chm file kept private?
Your file is uploaded over an encrypted connection, converted on our servers and deleted automatically within 24 hours. We never read, share or keep your files, and no account is needed.