Kalki Krishnamurthy's Ponniyin Selvan is a masterpiece that takes readers on a journey to the golden era of the Chola dynasty during the 10th and 11th century. The novel has been brought to life on Android mobiles by Sparkle Solutions, and it is an excellent addition to the bookshelf of any history enthusiast.

The app has an easy-to-use interface that provides easy access to all the chapters. The search function is splendid, enabling readers to look for chapters by volume name/number, chapter name/number, and the contents of the chapter. Navigation between chapters is also a breeze.

The app also allows readers to customize their reading experience by changing the font size and switching between day and night mode. Sharing chapters with complete content on social media, mail, messages, or other sharing apps is also possible. The app also provides an easy way to bookmark and unbookmark chapters with all the available search options.

Overall, Kalki's Historical Novel - Pon is a must-read for anyone interested in Indian history and culture. This app makes the experience even more enjoyable by providing an easy-to-use interface and useful features.