Rus tili. Birinchi bosqich is an Android application by AASNS Projects that offers a beginner's course to learn Russian. The app is free and falls under the Education & Reference category. The course is designed for those who want to learn the basics of the Russian language. The app covers topics such as ot so‘z turkumlari, otlarning birlik va ko‘plik shakllari, kishilik olmoshlari, egalik olmoshlari, and much more. The course consists of ten lessons that cover basic grammar, vocabulary, and verb conjugation. It also includes exercises to practice what you've learned. The app provides a good starting point for those who want to learn the Russian language.