Download Gaussian 16 Windows __link__ Jun 2026
GaussView is sold as a separate companion product. Ensure your download includes GaussView if you require a graphical interface.
| Software | Free? | Windows Native? | Notes | |----------|-------|----------------|-------| | | Yes (academic) | via WSL2 | Very popular, DFT, post-HF | | PSI4 | Yes | via WSL2 | Python-driven, open-source | | NWChem | Yes | via WSL2 | Scalable, good for periodic | | GAMESS | Yes | Native .exe | Older interface, but powerful | | CP2K | Yes | via WSL2 | Best for large systems/DFT |
After securing a license, follow this step-by-step guide to obtain the software.
Gaussian 16 is recommended for:
To use Gaussian 16 legally, you or your institution must purchase a license directly from Gaussian, Inc. via their website (gaussian.com). Many universities and research institutions also maintain site licenses, which allow affiliated members to download and use the software at reduced or no additional cost. For example, Peking University and Shanghai Jiao Tong University provide Gaussian 16W downloads to their students and staff through centralized software platforms. Always verify your eligibility for such institutional licenses. download gaussian 16 windows
A: The only legitimate way is through your university or institution if they have a site license. Please avoid unofficial, pirated copies that may contain malware.
Gaussian 16 is a powerful computational chemistry software package that is widely used by researchers and scientists to study the properties and behavior of molecules. The software provides a range of advanced tools and methods for quantum chemistry, including density functional theory (DFT), post-Hartree-Fock methods, and molecular mechanics. In this article, we will provide a step-by-step guide on how to download and install Gaussian 16 on Windows.
Alternatively, open the Windows Command Prompt, type g16 , and hit Enter. If the system recognizes the command, your environment variables are configured correctly. 7. Crucial Security and Download Safety Warning
: You will be prompted to enter your Name , Company/University , and the Serial Number provided with your license. GaussView is sold as a separate companion product
: Many universities (e.g., Carnegie Mellon University ) provide site licenses. Students and researchers should check their university's software portal or contact IT support for a local download link and serial number.
High-speed NVMe SSDs configured for rapid read/write operations. 3. How to Download Gaussian 16
: Follow the wizard prompts to select the installation folder (default is recommended). Scratch Directory
For advanced usage, you may need to set environment variables like GAUSS_EXEDIR , GAUSS_SCRDIR , or g16root . While the Windows installer usually handles these, manual adjustments can resolve certain errors. If you encounter an error opening Gaussian output files, check that your environment variables point to the correct, current installation paths, as leftover paths from older versions can cause conflicts. | Windows Native
Solid State Drive (SSD) with at least 100 GB of free space. Gaussian generates massive scratch files during calculations. How to Download Gaussian 16 for Windows
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Gaussian, Inc. does not offer a free version of Gaussian 16. To legally "download" or obtain the software, you must follow one of these paths: Academic/Commercial Purchase