Swayamsevak is a free Android app developed by Riants Solutions. The app is designed to provide information about Rashtriya Swayamsevak Sangh (RSS) in Malayalam/Hindi. It offers a wide range of features such as Subhashitham, Amrithavachanam, Gananjali (Lyrics & MP3), Sthothrasurabhi (Lyrics & MP3), Bodhakadhakal, Baudhik, Quiz, Blood Bank (District and Taluk wise list for all blood groups), Thought for the day, Photo Gallery, Videos, and much more.

The app is user-friendly and comes with daily notifications. It can be used in Shakhas instead of books. The app does not provide any information that can trigger any movement. Users can provide their comments through the 'Contact Developer' menu, which is valuable for the developer. Overall, Swayamsevak is an excellent app for those who want to know more about RSS and its activities.