Avvai Noolgal - அவ்வை நூல்கள் brings all four works of great Avvai Paati in Android platform. This app provides the following. 1. Aathichudi - You can read the Tamil meaning, English meaning and even share the content to your friends in SMS, whatsapp, twitter and other social media. Just swipe left or right to get access to complete aathichudi. 2. Kondrai Vendhan.