Критика24 - Сочинения и аргументы is an Android application that provides categorized materials for literature and Russian language, aiding students in their studies. The app requires internet access and currently offers several categories such as OGE, GIA, EGE, literature essays, Russian essays, character analysis, biographies, and poem analysis. The OGE, GIA, and EGE categories offer materials based on the Russian language, history, social science, English language, and final essay. The literature essays category offers materials based on various writers' works, while the Russian essays category provides materials based on free topics. The app also includes brief summaries, character descriptions, and biographies. The search function allows users to find materials by their titles, and the app offers youtube versions of the materials to increase the user's understanding of the content.