"Русский язык ЦТ" is an Android app developed by Corpitech PO, designed to assist students, applicants, students, and teachers in preparing for centralized testing. The app offers a wide range of tests on the Russian language, covering all the topics in the school curriculum. The questions in the app correspond to the tasks of the DH, making it an excellent tool for exam preparation.

The app features a Practice mode that allows users to perform tasks on options, clip art, and random questions. It also provides theoretical material on each topic to help users understand the concepts better. Additionally, the Exam Mode enables users to assess their knowledge level realistically.

Overall, "Русский язык ЦТ" is a comprehensive and user-friendly app that can be useful for anyone preparing for centralized testing in Russian language. Good luck to all the users in passing the DH!