Gaussian, Inc. has historically been slow to adopt Apple’s ecosystem changes. However, based on support forums and beta releases, here is the roadmap for 2026–2027:
Pro Tip: Always keep your support contract active. Without it, you cannot download future updates, and macOS system updates may render your existing version inoperable. gaussview download mac new
If you are searching for a "new" download because you cannot afford a license or your university doesn't support Macs, you are likely looking for an alternative workflow. Gaussian, Inc
The modern era of computational chemistry has moved toward open-source alternatives that are often superior on macOS: Pro Tip: Always keep your support contract active
Many universities maintain internal mirrors. Check your chemistry department’s software portal. Search for: “University name + Gaussian site license.”