The aim of this chapter is to review software review literature. The literature is drawn from Fagan’s software review and forms of review structures. Fagan’s software review includes six-step review processes — planning, overview, preparation, group meeting, re-review, and follow up. The forms of review structures can be classified into Active Design Review, Two-Person Review, Phased Review, and Use of Review Meeting. The literature review also provides an understanding of the IEEE Standard for software reviews and informal software reviews. The common informal reviews include Walkthroughs, Pair Programming, Peer Check, and Pass-Around. It also compares and contrasts bring a comparison these review methods.