Китоби дуоҳо (қисми 3) is an educational and reference app developed by Islomiy Dasturlar for Android devices. The app features a comprehensive collection of prayers in Tajik language, making it a valuable resource for Tajik speakers looking to deepen their knowledge of their faith.

The app is organized into chapters, each containing a specific set of prayers. Users can easily navigate through the chapters and access the prayers they need. The app also features a search function, which allows users to quickly find specific prayers or keywords. All the prayers are presented in Tajik language, making the app a great tool for Tajik speakers to learn and memorize prayers in their native language.

Overall, Китоби дуоҳо қисми 3 is a valuable resource for Tajik speakers looking to deepen their knowledge and practice of their faith. The app is easy to navigate, and the comprehensive collection of prayers makes it a great tool for learning and memorizing prayers in Tajik language.