01
Open the download page
Go to the AEC DX Labs PDF Diff download page to review the latest release details and requirements.
Download PDF Diff
AEC DX Labs PDF Diff is a free offline drawing comparison tool for architects and engineers. Review revisions locally on Windows 64-bit with no cloud upload and no GPU requirement.
100% offline · Windows 64-bit · CPU only · Free for personal and commercial use
System requirements
- Windows 64-bit
- 4GB RAM minimum
- CPU-optimized runtime, no dedicated GPU required
- Offline local file processing
Distribution note
The latest package and release details are listed here, and distribution is currently handled through GitHub.
How To
Download and review in four clear steps.
The download path and the review path are now explicit so teams can evaluate fit before opening the tool.
02
Get the Windows package
Open the GitHub distribution page from the download section and access the latest Windows package.
03
Load Before and After PDFs
Select the original and revised drawing PDFs locally. No cloud upload is required.
04
Review in Split and Diff modes
Use Split mode for side-by-side review and Diff mode for red/blue change highlighting.