Kannadasan தத்துவ பாடல் is a free Android app developed by Kannadhasan Pathippagam for the Education & Reference category. The app comprises of 200 Kannadasan Thathuva Padal varigal with play option. The program allows the user to listen to the songs while reading the lyrics.

The app includes the full history of each song such as year, singer, movie, producer, and music composer. The app developers have added the play option as requested by users. However, the app crashes during peak hours and there may be a delay in song play due to an increased number of users. Despite these issues, this app is an excellent resource for Tamil music lovers who want to learn more about the history of each song.