Background: Appendicitis’ complications are variable and range according to its occurrence pre-operatively or postoperatively. Pre-operative complications are often due to delay in diagnosis, non-monitoring of conservative management, or predisposing factors such as obesity, older age, and pregnancy. The complications that occur post-operatively often revolve around wound site infection and abscess formation. Nevertheless, attention to changes in a patient’s condition is central to rapid diagnosis and management of complications. Objectives: We focus in this paper on appendicitis complications, and only relevant studies would be discussed. Methodology: PubMed database was used for articles selection, papers on appendicular complications were obtained and reviewed. Conclusion: Acute appendicitis is a very common inflammatory condition liable to complications in both conservative and surgical approaches to its management. As a result, every surgeon shall know these complications combined with a low threshold for suspicion. This will be paramount in managing these cases since some can be fatal and early treatment can be lifesaving. Thorough knowledge about the management options including recent breakthroughs and indications for each step is important nowadays and will provide better outcomes overall.