KaathalithuPaar is an Android app developed by Karthikeyan Nila that contains a collection of quality love poems written by Rakchagan. The app is released on behalf of Valentine's Day and offers a great way to express your love to your significant other.

The main features of the app include the ability to mark your favorite poems, dynamic changes in background, and the option to share the poems using Facebook, WhatsApp, Gmail, Google+, Twitter, SMS, and many more. The app is free to download and offers a great way to explore and enjoy love poems in Tamil.

The poems in the app are well-written and offer a great way to express your emotions. The app is easy to navigate and offers a great user experience. Overall, KaathalithuPaar is a great app for anyone who wants to explore and enjoy love poems in Tamil.