ПТЭ ИСИ ИДП ЖД РФ - 2023 is an Android application developed by Instruktag Kniga. It falls under the category of Education & Reference, specifically Books. This app provides the unofficial edition of the Technical Operation Rules for Railways of the Russian Federation, approved by the Order of the Ministry of Transport of Russia on June 23, 2022, NoIt replaces the Rules approved by the order of December 21, 2010, No. 286.

The application offers various features such as search functionality, bookmarking, and customization options for font size, font color, and background color. With these features, users can easily navigate through the content and personalize their reading experience according to their preferences.