Download ((new)) Gaussian 16 Windows 〈720p 4K〉

Gaussian 16 for Windows (G16W) is a professional electronic structure modeling software that requires a valid, paid license for use . There is no official free trial or free version

Once the serial number is validated, you will select the installation components. It is highly recommended to install all components in the default directory.

: Fill in your Name and Company (these can be anything). Then, enter your provided license Serial Number . For example, a site license might include a serial like G64294554961898W-1271N . Then, click Next .

To help you get your environment properly configured, could you tell me a bit more about your ? Please let me know: What specific version of Windows are you using?

For those without access to a Gaussian license, free alternatives such as ORCA, NWChem, and GAMESS offer viable pathways into computational chemistry. However, if your work demands the latest methods, extensive optimization algorithms, or commercial support, Gaussian 16 is a sound investment.

Navigate to the folder containing your test file: cd path\to\your\folder Execute the calculation by typing: g16 < test.gjf > test.log Use code with caution.

Visit gaussian.com , check your university's software portal, or contact Gaussian, Inc. directly to begin your journey with one of the most trusted names in computational chemistry.

Finally a working Windows version – smooth install, runs great

Before downloading Gaussian 16, ensure that your Windows system meets the minimum requirements:

For practical performance, the hardware requirements depend heavily on the size of your molecules and the theoretical methods you plan to use:

: GaussView fails to open .log or .out files.

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I’ve been trying to get Gaussian 16 running on Windows for a while, and this download worked perfectly. The installation instructions were clear, and the software runs without any crashes or missing DLL errors.

Choose your installation directory. The default path is usually C:\G16W . It is best to keep this default path to avoid environment variable path issues later. Click and wait for the files to extract. 3. Configure the Scratch Directory

Last updated: 2025