Hindi English grammar book is an Android app developed by app.feee that offers a comprehensive guide to learning English grammar. The app is free to use and falls under the Education & Reference category. It is the best way to improve your English grammar skills at home or on the go.

The app includes a Grammar Test section with over 1600 questions to help you practice and improve your grammar skills. Users can post questions on their Facebook wall and discuss them with their friends. The app also features a Test section that allows you to test your knowledge of English grammar. You can add your favorite questions to a separate section for easy access.

The Grammar Book section provides a detailed guide to English grammar with topics such as Active or Passive Voice, Adjectives, Adverbs, Articles, Auxiliary Verbs, Conditionals, Conjunctions, Determiners, Idioms, Interjections, Introduction, Nouns, Phrases, Prepositions, Pronouns, Quantifiers, Question Tags, Reported Speech, Tenses, and Verbs. The new interface for practicing grammar is user-friendly and easy to navigate.

Overall, Hindi English grammar book is an excellent app for anyone who wants to improve their English grammar skills. It is an essential tool for students, teachers, and anyone else who wants to learn or improve their English grammar.