The most complete English grammar app, from the language experts at the hugely popular
* 100% offline and ad-free.
* 175+ lessons and quizzes included. Nothing else to buy!

Don't be fooled by trial apps that require hundreds of in-app purchases. Get all the rules of proper English grammar, explained in simple, easy-to-understand terms, all with one purchase.

Only Complete English Grammar Rules gives you:

* Thousands of real-world example sentences.
* Common grammar mistakes.
* Key exceptions.
* 175+ interactive grammar quizzes designed to help you retain what you've learned.

Whether you're an expert or a beginner, there's always something new to learn. With Complete English Grammar Rules, you'll be able to:

* Quickly master basic English grammar and tackle more advanced topics.
* Properly use every type of noun, verb, and all the parts of speech, including pronouns, adverbs, adjectives, prepositions, and more.
* Master verb tenses, including irregular verbs and exceptions.
* Learn every type of sentence.
* Avoid embarrassing grammar errors.
* Immediately put your new skills into action! Become a more effective writer and communicator in school, at work, and in everyday conversation.

Finally, you can get answers to all your grammar questions in one easy-to-use grammar app.

How do we do it? - Farlex apps have been downloaded tens of millions times across multiple platforms, with top ratings after hundreds of thousands of user reviews. We work with the best publishers to bring together trusted content in the most comprehensive, authoritative reference apps on the market. Our flagship app is The Free Dictionary (TFD). Find our other apps by searching "Dictionary by Farlex" in the App Store.

Ratings and Reviews

4.7 out of 5
13 Ratings

13 Ratings

Bernie2311 ,


I have always struggled with grammar. Now there is finally an app that I can use as study material or just to use as a reference. Fantastic!

Cat raiser ,

Complete English Grammar Rules

This is a fun book to browse through.

Avvv.vv ,


Just a review of topics, nothing interactive.


Farlex, Inc.
52.6 MB

Requires iOS 9.1 or later. Compatible with iPhone, iPad, and iPod touch.



Age Rating
Rated 4+
© 2016 Farlex International


  • Family Sharing

    With Family Sharing set up, up to six family members can use this app.

More By This Developer

You May Also Like