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10 Best Grammar Apps for iOS and Android

10 Best Grammar Apps for iOS and Android

Weak in English grammar? Here are the best grammar apps for iOS and Android to improve your fluency with the language. From proper nouns to pronouns, statements to subordinate clauses and articles to adverbs, help you to revise grammar the fun way with our best Grammar apps.

In the age of the internet, we are all writers. Correct grammar and punctuation are key to making a good impression. Grammar apps will help you to write and speak correctly. Use the below grammar apps to construct sentences with subjects, nouns and verbs. Please note, these focus primarily on teaching English grammar.

Achieving great grammar with your students can be a big challenge (whether they are native English speakers or not), but grammar is one for the most important aspects of the English language - both spoken and written. Whether it’s in business correspondence, written reports, or articles for blogs or print, improper use of grammar can, and will, damage the credibility of the writing and the writer. These apps seems like an easier solution to learn the basics of English grammar.

Here is a list of the best grammar apps for iPhone and Android to save you from misspellings, grammatical and punctuation mistakes, and other writing issues. 

LearnEnglish Grammar (UK ed.)

( Android, iPhone, iPad )

LearnEnglish Grammar is a free grammar practice app designed to help improve English grammar accuracy. The top-ranked learning app offers 1000s of grammar questions to help practice and reinforce your English grammar skills. The British Council is one of the best places to master English. 

This English grammar app covers 25 grammar topics, 600 interactive activities, and thousands of questions from fill-in-the-blanks, multiple choice, and word matching. The grammar questions use 10 unique activity types such as fill-in-the-blanks, multiple choice and word matching. 

There are two versions of the app as UK and US editions of LearnEnglish Grammar that use British English and American English respectively. The content is adapted to reflect differences between British and American English for usage, spelling and pronunciations. You can download this free English Grammar app and practice English whenever you want and wherever you are: at home, on the bus, on your way to work or school.

Price: Free

Download LearnEnglish Grammar now

Johnny Grammar Word Challenges

( Android, iPhone, iPad )

Johnny Grammar’s Word Challenge is one of the popular grammar apps. It is an exciting timed quiz game where learners have to race against the clock and answer as many grammar, vocabulary and spelling questions as they can in 60 seconds. Hosted by quizmaster Johnny Grammar, this exciting timed quiz app includes Beginner to Advanced level questions across a range of topics such as Food and Restaurants and Hobbies. Players can earn badges as they progress in the app, and compete against others in a global leaderboard. The app is completely free and it is very useful for learning the basics of grammar.

Price: Free

Download Johnny Grammar's Word Challenge now

English Grammar in Use

( Android, iPhone, iPad )

English Grammar in Use is the world’s best-selling grammar reference and practice app for learners of English at intermediate level. This grammar app is perfect for self-study, but also ideal for supplementary grammar activities in the classroom.  The app comes with interactive exercises and integrated audio to help with listening and pronunciation skills.  

English Grammar in Use is used by over 100 million learners and teachers around the world to improve their ability to communicate in English. The content can be accessed online or downloaded to an iPad or Android tablet. The starter pack of the app is free with in-app purchases to access all the grammar units.

Price: Free

Download English Grammar in Use now


( Android, iPhone, iPad )

Grammarly is one of the free grammar apps that can help anyone improve your quality of writing. Grammarly is an online grammar checker and proofreading tool that can help avoid embarrassing typos and grammatical errors. It’s also a robust spell check tool that keeps your writing mistake-free.  

Grammarly detects plagiarism, by comparing your writing to billions of web pages across the web. It is like having someone who is reading and reviewing your writing, detecting all errors, and suggesting ways to improve. The free version checks for grammar and spelling mistakes so you can submit an excellent piece of academic writing. You can download Grammarly app for Android and iOS devices to practice grammar.

Price: Free

Download Grammarly now

English Grammar Book is an older grammar app. The Grammar Book option provides users with a comprehensive index of grammatical terms (e.g., parts of speech, usage rules, types of sentences, etc.). English Grammar Book app helps children learn identify the parts of speech in sentences.

It is a comprehensive Grammar reference and quiz app with individual lessons for various grammar rules. The grammar lessons are ordered from easy to difficult and all lessons are grouped together. You can learn the structure of English with quizzes and points with 138 grammar points. The app is free with advertising.

Price: Free

Download English Grammar Book now

English Grammar Test is one of the popular grammar apps. It features a ton of content, including 1,200 total exercises and 20 English grammar units in every test. The app stretches that out across various skill levels, tests, etc. It also keep track of your scores and progress. This is definitely not an app you can push through in a day or even a week, probably. 

The app covers various topics such as Tenses, Verbs, Nouns, Adjectives and so on. The ads aren’t as intrusive as others, either. Otherwise, the app is completely free.

Price: Free

Download English Grammar Test now


( iPhone, iPad )

Grammaropolis is a thorough, engaging app for young grammar learners. Grammaropolis simulates a fun city populated by zany characters who embody each of the eight parts of speech. The app version of Grammaropolis (there's also a Web version) includes original songs, videos, books, quizzes and games based on the eight parts of speech, all aimed at making grammar fun for kids. 

Grammaropolis uses the parts of speech as animated characters whose personalities are based on the roles they play in the sentence. From the shady pronoun always trying to take the noun’s place to the motherly conjunction who just wants everyone to get along, Grammaropolis achieves the seemingly impossible: making learning grammar fun!

Price: Free

Download Grammaropolis now

Killer SAT Grammar

( iPhone, iPad )

Killer SAT Grammar is a very impressive grammar app. Although it has been created for American students taking their SATs, UK students will equally benefit from the grammar lessons in the Secondary School years prior to GCSE. The app works well as a stand-alone product for the rules of; Modifiers, subject-verb agreement, direct expressions, economy of expression, comparison mismatch, indefinite pronouns and connecting two sentences with a comma. 

Price: Free

Download Killer SAT Grammar now

Grow Grammar

( iPhone, iPad )

Grow Grammar is a simple English grammar app that helps children learn about the structure of sentences and how to construct and deconstruct them. There are many elements in the app that aid young people in becoming more proficient in their grammar knowledge and would sit as comfortably in the home for individual use as it would in the classroom for group or solo work. The Grow Grammar app aims to help students in constructing sentences and improving their grammar skills.

Price: Paid

Download Grow Grammar now

Grammar Fun 2nd Grade HD

( Android, iPhone, iPad )

Grammar Fun 2nd Grade HD is an easy-to-use, interactive app that can help children learn and practise the basics of grammar. The app has over 200 drag and drop exercises, including coverage of verbs, nouns, adjectives, articles, pronouns and tenses. 

Price: Free

Download Grammar Fun now

Oxford Grammar app has 250 grammar-based questions with plenty of examples and supplementary lessons for better learning. It includes all the important parts of speech and gives you lessons on nouns, pronouns, verbs and everything. The app also includes offline support where you can look up words without an internet connection.