No. The Gaussian website only provides downloads to registered license holders. You must purchase or be granted access.
Set GAUSS_SCRDIR to a fast NVMe SSD. Do not use a network drive or HDD.
Many users searching for this keyword stumble upon warez sites. Here’s why you should avoid them:
| Issue | Consequence | |-------|--------------| | Malware-infected installers | Keyloggers, ransomware, or crypto miners | | Cracked license files | Gaussian detects invalid licenses; software silently corrupts results | | Missing patches | Rev A vs Rev E have critical bug fixes; old versions miscompute certain functionals | | No technical support | Gaussian, Inc. refuses help for unlicensed copies | | Legal liability | Universities can revoke degrees for using pirated software in publications | download gaussian 16 windows
If you cannot afford Gaussian 16, consider free alternatives: ORCA, NWChem, PSI4, or GAMESS. These run on Windows via WSL or native builds.
GaussView is for input preparation and visualization. For large jobs, close GaussView and run g16 directly to free memory.
Legitimate download links come from gaussian.com or your university’s domain (e.g., youruni.edu/software). They are served over HTTPS and require login. Need help
✅ License obtained from Gaussian, Inc.
✅ Downloaded from official portal (not third-party sites)
✅ WSL2 enabled (if using recommended method)
✅ Scratch disk space available (50+ GB for large jobs)
✅ Antivirus temporarily disabled during extraction (false positives may occur)
Need help? Licensed users can email help@gaussian.com or post on the official Gaussian forum.
Last updated: 2025
Here are concise, actionable steps and resources for downloading and installing Gaussian 16 on Windows, plus alternatives and licensing notes.
Before diving into the download process, understand what you are getting:
| Feature | Details | |---------|---------| | Current Version | Gaussian 16 Rev C.01 / D.01 / E.01 | | Windows Support | Windows 10 Pro/Enterprise (64-bit), Windows 11 | | License Types | Single-user, departmental, national, or perpetual | | Price (approx.) | $500–$2,500 USD for academic single-user (varies) | | Feature | Details | |---------|---------| | Current