Tamil Christian Keerthanai & Putheyluchi Padalgal is an app available for Android users that offers a collection of 448 songs, same as the Keerthanai and Putheyluchi Padalgal book used in churches. The app allows users to browse for a particular song by its number, just like in a regular church service. Additionally, users can search for a song by its first letter. The app is user-friendly and has a book-like interface.

The app has new features such as changing font size and color and adding favorite songs. Furthermore, Putheyluchi Padalgal (புத்தெழுச்சிப் பாடல்கள்) has been added. The app is free to use, and the developer, Hannah John, encourages users to share the app and provide feedback and suggestions.

Overall, Tamil Christian Keerthanai & Putheyluchi Padalgal is a useful app for those who want to access the Keerthanai and Putheyluchi Padalgal book's songs on their mobile devices. The app's features make it easier for users to navigate and customize their experience.