English Grammar Book is an Android application designed to improve English grammar skills at home, providing users with access to various features. The app includes a comprehensive list of grammar rules, such as active or passive voice, adjectives, adverbs, articles, auxiliary verbs, conditionals, conjunctions, determiners, idioms, interjections, introduction, nouns, phrases, prepositions, pronouns, quantifiers, question tags, punctuations, modals, capitalization rules, reported speech, tenses, and verbs.

Additionally, English Grammar Book offers an audio course, BBC English Radio, 100 English Conversations, audio books, and reading comprehension exercises. The app also features a quiz after every lesson and a random questions quiz, making it an interactive learning experience. Users can bookmark any page and access the app both online and offline. Furthermore, the 30 Days English Grammar Course is specially designed for IELTS and competitive exams, making it a useful tool for English language learners.

English Grammar Book is a free application developed by Nirav Gohel and falls under the Education & Reference category. The app offers an easy-to-use interface, making it accessible to anyone who wants to improve their English grammar skills.