Learning Commercial Letter is an android-based learning media developed by Rari Nitya Nirmala, a student of S1 Office Administration Education Study Program at State University of Malang. This learning media application provides main menus such as; (1) KI, KD, and Learning Objectives, (2) Learning Videos, (3) Evaluation Questions, and (4) Teaching Materials that package KD Correspondence learning materials. 3.8 Analyzing Commercial Letters namely; (1) Understanding commercial letters, (2) Business terms and documents, (3) Types of commercial letters, and (4) Procedures for making commercial letters. This application is equipped with an information button that serves to assist students in analyzing examples of commercial letters provided, so students can more easily understand the components of each type of commercial letter.