Lucent Objective Hindi Vyakaran is a free Android app developed by Easy Study under the Education & Reference category. It is designed to help Hindi language learners understand the basics of Hindi grammar with ease. The app includes 20 chapters covering various topics such as varnamala, vartani, sandhi, samas, paryayvachi, and more.

The user-friendly interface of the app makes it easy to navigate and learn. Each chapter includes detailed explanations of the topics along with examples, which makes it easier for learners to understand the concepts. The app also includes exercises at the end of each chapter to test the user's knowledge. The app is a great tool for anyone who wants to improve their Hindi language skills, whether they are beginners or advanced learners.