Омӯзиши забони русӣ is an Android app designed to help users learn the Russian language. Developed by RayhonSoft, this app falls under the Education & Reference category with a focus on books. The app features a Russian-Tajik phrasebook, a Tajik-Russian phrasebook, a Russian-Tajik dictionary, a Tajik-Russian dictionary, and a pronunciation guide.

The phrasebook includes over 2,500 essential Russian phrases categorized by topics, and the app's pronunciation guide helps users to pronounce Russian words and phrases correctly. The Russian-Tajik dictionary contains over 60,000 words, and the Tajik-Russian dictionary contains over 45,000 words. The app also includes a unique feature that allows users to record their pronunciation and compare it to the correct pronunciation.