Aspirants can utilize mobile applications for efficient study by incorporating tools like current affairs apps and quiz-based learning. These apps often provide shortcuts for news summaries and quizzes that enhance retention. Using productivity apps can help in organizing study materials, while revision apps can facilitate spaced repetition techniques. Social media groups and platforms dedicated to UPSC can provide valuable resources and community support. Lastly, audio-visual learning apps can help visualize complex concepts, making the study process more interactive and less monotonous.