РЖД СДО is a mobile application designed to help users continue learning at their convenience. Developed by Mirapolis LLC, this free app is part of the distance learning system of OAO "Russian Railways."

With this app, users can access electronic courses and tests, view their progress and results, and keep up-to-date with news and announcements. Users can also see information about upcoming events and in-person training sessions, access a media library of useful materials, and receive notifications.

The app is designed for the Android platform and is categorized under Education & Reference. It offers a user-friendly interface that allows for easy navigation and access to all features. With the ability to learn anytime and anywhere, РЖД СДО is a great tool for those looking to improve their skills and knowledge.