In little over a month, Windows 7 will officially launch starting at $120 and $200 for their respective Upgrade and Full versions. If you're a college or university student, however, Microsoft has a much sweeter deal in store. Starting today through January 3 next year, anyone with a valid .edu email address can purchase the upgrade version of either Windows 7 Home Premium or Professional for just $29.99.

The operating system will be offered as a download through Digital River, a company which specializes in downloadable software, on October 22. Copies are restricted to one download per email address and you'll have to choose between the 32 OR 64-bit versions. Not sure which one to get? Be sure to read our guide explaining the differences, and also our recent tip detailing the available Windows 7 upgrade paths.

If you accidentally downloaded or activated the incorrect version, though, you may still contact for help; and additionally there's the option of ordering a backup DVD with both versions. Microsoft has set up a special web site for this deal at, where you'll be able to catch all the details. Comparable offers for students in several non-US countries will reportedly follow soon.