English Grammar Book- (Inc Quiz) is a free educational app designed for Android users who want to improve their English grammar skills. The app offers a comprehensive guide to English grammar, covering 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, among others.

This app is perfect for anyone who wants to learn English grammar or refresh their knowledge. It features a simple user interface and detailed explanations for every topic covered. The explanations are shown using tables for better understanding and reading. The app also includes practice exercises where users can answer grammar questions and get scores. Plus, the app is constantly updated with new contents and tests to help users continually refresh their knowledge.

Overall, English Grammar Book- (Inc Quiz) is an excellent free resource for anyone looking to improve their English grammar skills. With its comprehensive guide and practice exercises, this app is perfect for students, professionals, and anyone who wants to learn English grammar in a fun and interactive way.