Download iCOS PDF
The latest version for Windows, plus every earlier release with its checksum.
Latest release
iCOS PDF 0.2.9
Released 2026-10-05
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DownloadInstaller (.exe)Recommended. Installs for the current user, no admin rights needed.iCOS-PDF-0.2.9-setup.exe · 19.4 MBSHA-256
8fbf22c8292de258f6a79dfac0d27b3397803767fac111c25613af72e7b6f007 -
DownloadMSI packageFor IT deployment through Group Policy or Intune.iCOS-PDF-0.2.9.msi · 22.1 MBSHA-256
2f78b868a784e426ea6642b90cd594bbc20a2ba1e683bdec756cddee1a93eb53
Release notes
- New built-in user guide: Help → User guide (F1) explains every part of the app in English and Chinese, with search, and a ? button on the drawing guide and the symbol search bar opens the matching page.
- Help → What's new lists every version and its changes; the version you have installed is marked.
- Help → Send feedback… sends a bug report, idea or question straight to the iCOS Labs website, with your app version filled in.
- Help → Check for updates… tells you when a newer version is ready and downloads the installer; the app also checks once a day by itself.
- Company library: download the company's tool chests and assemblies from the iCOS Labs website with a library token; library admins tick which chests belong to it and publish new versions (tool chest panel → cloud button).
- New website for iCOS PDF at icoslabs.com/icos-pdf: user guide, version history, downloads and feedback.
- Angles now always need all three points; Enter, Finish or a double-click no longer finish one early, and pressing them too early no longer throws away the points you placed.
- Right-click → Find similar symbols and Legend → Create and find all now also ask what to do with results still waiting, like every other new search.
- Quick Combine lets you put the files in order (move up / down, remove, add) before combining.
- Format-bar changes to a company tool now last until you close the app, also after arming another tool and coming back.
- The Door Access & Security tool chest now shows in every Pro profile, including Drawing review and Other trades.
- In Drawing review the status bar shows the armed tool with a × to stop it, and Ctrl+K can arm every tool the tool chest shows.
- The Takeoff menu now offers every takeoff CSV: summary, items, detail and bill of materials.
- The two bookmark buttons on the left rail are now called Bookmarks and Edit bookmarks; Right-click → Add to tool chest… no longer appears in the Office profile.
- More of the Chinese UI is translated: page-scale and photo-limit messages, the status bar markup count, the length breakdown and the import message.