See also:

• Games: Video Games: Adventure: Text Adventures: Interpreters: Z+Machine  (23)
• Games: Video Games: Downloads: Free  (127)

• Baf's Guide to the IF Archive: Augmented Fourth - Capsule review, information, and downloads.

• IF+Review: An Undiminished Chord - "Augmented Fourth is a fairly easy puzzle romp whose appeal lies in wackily charming worldbuilding and sly jokes-reworkings of classic IF and fantasy tropes." By Emily Short. (February 9, 2001)
• SPAG Review - "It's one of the best+written and best+programmed efforts to be released this year, and it's a good example of what you get when an author really goes overboard in providing funny responses for obscure actions and filling out the backstory." By Duncan Stevens. (September 15, 2000)