Campus Placement Guide is a free Android app developed by Learning World, designed to assist job seekers in preparing for interviews. The app offers a range of features such as interview tips, aptitude formulas, and English words, all of which could be helpful to candidates looking to secure employment. The app's content is presented in simple language, making it accessible to a wider audience.

The app's standout feature is its comprehensive coverage of interview tips. It provides users with a detailed list of things they should know before attending an interview, including how to prepare for common interview questions and how to make a good impression. Additionally, the app provides users with a range of aptitude formulas that could be useful in quantitative aptitude tests.

Overall, Campus Placement Guide is a great app for job seekers who want to improve their chances of success in interviews. The app is free, easy to use, and offers valuable information that could help users stand out from the competition.