Publisher document .pub
A desktop publishing document used by Microsoft Publisher.
Server conversion requires a compatible engine we host and a verified file variant.
PUB file format guidePUB to ICO converter
Convert Publisher document (.pub) to ICO for free. Choose files, review the available settings and download your results. No account needed.
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ICO .ico
Windows icons containing one or more small images at different resolutions.
ICO file format guideHow to convert PUB to ICO
- Select PUB files from your device or drag them into the converter.
- Check the ICO output. Open conversion settings if you want to make adjustments.
- Convert, compare the original and result, then download your files.
Quality, compatibility and file limits
Fonts and unsupported document features may affect layout. Macros and external-link refresh are disabled.
Processing uses your device when possible and our servers when required. Browser files are limited to 256 MB each; server conversions to 64 MB; browser spreadsheets to 32 MB. Previews show supported content and do not guarantee identical rendering in every application.