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Best Free Grammerly App

226+ iOS apps & games curated and reviewed

4.7 avg rating
20 free apps & games
Updated May 2026

With an average user rating of 4.7★, the free grammerly app category is one of the App Store's strongest. Browse all 226+ apps and games we track, sorted so the most loved ones surface first.

Compare top Free Grammerly App (May 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Grammarly: AI Keyboard & NotesGrammarly: AI Keyboard & NotesFree4.7★ (218K)YesYesJul 2026
2CorrectMe Grammar AI KeyboardCorrectMe Grammar AI KeyboardFree4.7★ (12K)YesYesJul 2026
3ChatGPTChatGPTFree4.8★ (8.7M)YesYesJul 2026
4AI Grammar Corrector KeyboardAI Grammar Corrector KeyboardFree4.7★ (2.2K)NoYesJul 2026
5Grammar Check Corrector by AIGrammar Check Corrector by AIFree4.7★ (1.6K)YesYesJul 2026
6Grammar Check゜Grammar Check゜Free4.6★ (312)NoYesJul 2026
7English Grammar in Use & TestEnglish Grammar in Use & TestFree4.6★ (310)YesNoJul 2026
8LearnEnglish Grammar (UK ed.)LearnEnglish Grammar (UK ed.)Free4.7★ (39K)YesYesJul 2026

Top Picks for Free Grammerly App

Grammarly: AI Keyboard & Notes#1

Grammarly: AI Keyboard & Notes by Superhuman Platform Inc

Chats, emails, work and study
Editor's Choice
📊 Productivity
4.7😊(218K ratings)
FreeAdsIn-App Purchases
#11in Productivity
Grammarly: AI Keyboard & Notes screenshot 1
Grammarly: AI Keyboard & Notes screenshot 2
Grammarly: AI Keyboard & Notes screenshot 3
Grammarly: AI Keyboard & Notes screenshot 4
Grammarly: AI Keyboard & Notes screenshot 5
Grammarly: AI Keyboard & Notes screenshot 6

Enhance your writing across all apps with AI-powered suggestions for grammar, spelling, and clarity. Generate new versions of your text, detect tone, and improve conciseness. Also includes a document editor and Safari extension for comprehensive writing support.

What We Love

  • 🚀 Easy to use
  • 🚀 Extremely useful
  • 👍 Helps improve writing skills
  • 👍 Provides useful suggestions

Room to Improve

  • 🐛 Buggy keyboard behavior
  • 🐛 Inconsistent performance across platforms
  • 🔒 Privacy concerns with 'full access' requirement
CorrectMe Grammar AI Keyboard#2

CorrectMe Grammar AI Keyboard by Teleprompter LLC

Spelling check and paraphrase
Strong Contender
📊 Productivity
4.7😞(12K ratings)
FreeAdsIn-App Purchases
CorrectMe Grammar AI Keyboard screenshot 1
CorrectMe Grammar AI Keyboard screenshot 2
CorrectMe Grammar AI Keyboard screenshot 3
CorrectMe Grammar AI Keyboard screenshot 4

Enhance your written communication with intelligent grammar and spelling checks. Improve your English writing skills with contextual error detection, smart recommendations, and explanations of mistakes. Share your polished texts effortlessly.

What We Love

  • 👍 Helpful for school work
  • 🤖 Improves writing skills
  • ✨ Useful for professional writing

Room to Improve

  • 💰 Expensive subscription
  • 🔒 Issues with account/subscription management
  • 🐛 App crashes and freezes
ChatGPT#3

ChatGPT by OpenAI OpCo, LLC

The official app by OpenAI
Worth Considering
📊 Productivity
4.8😊(8.7M ratings)
FreeAdsIn-App Purchases
#1in Productivity
ChatGPT screenshot 1
ChatGPT screenshot 2
ChatGPT screenshot 3
ChatGPT screenshot 4
ChatGPT screenshot 5
ChatGPT screenshot 6

This app provides access to advanced AI capabilities, including text generation, image creation from descriptions, and voice conversations. It offers personalized advice, creative inspiration, and instant answers for various tasks, syncing history across devices.

What We Love

  • 🚀 Powerful and versatile AI assistant
  • 👍 Intuitive and user-friendly interface
  • 🤖 Impressive conversational abilities
  • 💡 Convenient mobile access to ChatGPT

Room to Improve

  • 🐛 Occasional inaccuracies or inconsistencies in responses
  • 🔖 Limited to pre-2021 data, lacking real-time updates
  • 🔒 Concerns about privacy and data usage

More Free Grammerly App apps to explore

4
AI Grammar Corrector Keyboard
AI Grammar Corrector Keyboard
AI Grammar Corrector Keyboard
Spell check, word correction
Free

Enhance your English writing with a comprehensive grammar checker. It offers real-time suggestions for grammar, punctuation, and vocabulary, acting as a sentence corrector and plagiarism checker. Improve clarity, conciseness, and overall writing style across various platforms.

Grammar correctionSentence correctionPlagiarism checker
📊 Productivity
(2.2K)
subscription
5
Grammar Check Corrector by AI
Grammar Check Corrector by AI
Grammar Check Corrector by AI
AI Keyboard, Rewrite & Spell
Free

This AI-powered keyboard offers real-time grammar and spelling corrections, sentence paraphrasing, and tone adjustment directly within any app. It also includes multilingual translation capabilities to enhance your writing and communication.

AI Keyboard IntegrationReal-time Grammar & Spell CheckerParaphrase & Tone Adjustment
📊 Productivity
(1.6K)
free with in-app purchases
6
Grammar Check゜
Grammar Check゜
Grammar Check゜
Lexi English Spell Checker
Free

Improve your writing with a comprehensive grammar and spelling checker. Quickly identify and correct errors in your texts to ensure professionalism and accuracy. Easily share your polished content with others.

Punctuational error checkTyping and spelling mistake checkLowercase and uppercase check
📊 Productivity
(312)
free with in-app purchases
7
English Grammar in Use & Test
English Grammar in Use & Test
English Grammar in Use & Test
English Grammar with full test
Free

Improve your English grammar with interactive lessons and tests. This app provides clear explanations for mistakes and helps you identify areas needing more practice. Perfect for intermediate learners to enhance their language skills.

Grammar lessonsEnglish testsMistake explanations
📚 Education
(310)
ad-supported
8
LearnEnglish Grammar (UK ed.)
LearnEnglish Grammar (UK ed.)
LearnEnglish Grammar (UK ed.)
Fun English grammar activities
Free

Improve your English grammar with thousands of practice questions and activities. Covers all levels from beginner to advanced, with various question types and grammar topics. Track your progress and test your knowledge.

1000s of practice questionsBeginner to Advanced levels (CEFR A1-C2)Over 600 activities per level
📚 Education
(39K)
free with in-app purchases
9
English Grammar Test Game
English Grammar Test Game
English Grammar Test Game
Learn English In Use Quiz
Free

Test and improve your English grammar with a fun, level-based quiz game. It covers a wide range of topics from verbs to vocabulary, suitable for all skill levels. Track your progress and challenge friends.

20 unique levelsCovers verbs, tenses, prepositions, spelling, vocabulary, and moreLevel-based progression
🎮 Games
(1.1K)
free with in-app purchases
10
Bright - English for beginners
Bright - English for beginners
Bright - English for beginners
Learning app for adults & kids
Free

Master essential English vocabulary with a scientifically proven method. This app offers interactive learning techniques and smart training systems to improve comprehension and pronunciation in just 10 minutes a day. Learn real-life English through thematic word sets voiced by native speakers.

Memorize 6,000 essential English wordsInteractive learning techniqueSmart training system
📚 Education
(27K)
subscription
11
Babbel - Language Learning
Babbel - Language Learning
Babbel - Language Learning
Speak Spanish, French & more
Free

Master a new language with expert-designed, bite-sized lessons that fit your schedule. Build conversational confidence quickly through interactive practice and a smart review system. Learn Spanish, French, German, and more for travel, work, or fun.

Bite-sized lessonsExpert-built coursesInteractive conversation practice
📚 Education
(746K)
subscription
12
Grammar Check - AI Writing App
Grammar Check - AI Writing App
Grammar Check - AI Writing App
AI assistant for work & study
Free

Enhance your writing with a robust AI assistant that offers detailed grammar analysis across multiple languages. Improve your text for work and study with this powerful tool.

Detailed grammar analysisMulti-language supportWriting improvement tool
🔧 Utilities
(14)
ad-supported
13
Speak & Learn English: Learna
Speak & Learn English: Learna
Speak & Learn English: Learna
Language Learning & Practice
Free

Master English with an AI tutor. Practice speaking, grammar, vocabulary, and pronunciation through interactive conversations and tailored lessons. Get real-time feedback to improve fluency and confidence.

AI virtual chat character for conversation practiceReal-time feedback on speaking and pronunciationTailored grammar lessons and exercises
📚 Education
(300K)
free with in-app purchases
14
Vocabulary Builder by Magoosh
Vocabulary Builder by Magoosh
Vocabulary Builder by Magoosh
by Magoosh
Free

Master essential vocabulary with this engaging word game. Daily quizzes cover 1200 important words with definitions and examples, progressing from basic to advanced levels. Track your learning and unlock new challenges.

1200 expert-selected vocabulary wordsDefinitions and example sentencesBasic, Intermediate, and Advanced levels
🎮 Games
(6.9K)
free
15
Grammar Check: Spell Corrector
Grammar Check: Spell Corrector
Grammar Check: Spell Corrector
Fix Grammar & Sentence Checker
Free

This AI-powered tool goes beyond basic spelling and punctuation to correct grammar, enhance clarity, and improve sentence structure. It supports file uploads for large documents and offers unlimited checks with a history tracking feature for easy review.

Comprehensive grammar and tense checksEnhances content clarity and flowFile upload for large documents
📊 Productivity
(346)
free with in-app purchases
16
Memrise Easy Language Learning
Memrise Easy Language Learning
Memrise Easy Language Learning
Apprends comme si tu y vivais
Free

Learn over 40 languages through immersive lessons that simulate real-life conversations and cultural experiences. Practice vocabulary, listening, and speaking with AI-powered bots and native speaker videos to build confidence and speak like a local.

Real-life conversation simulationCultural insightsVocabulary and listening practice
📚 Education
(216K)
free with in-app purchases
17
Grammar: Sentence Diagrammer
Grammar: Sentence Diagrammer
Grammar: Sentence Diagrammer
Spelling Check & Corrector
Free

Improve your writing with this app that offers grammar and spelling checks, synonym suggestions, and word definitions. Enhance your text style and vocabulary for professional and personal communication.

Grammar CheckSpelling CheckSynonym Suggestions
📊 Productivity
(1K)
subscription
18
WordUp - Vocabulary Builder
WordUp - Vocabulary Builder
WordUp - Vocabulary Builder
Learn New English Words Via AI
Free

This app uses AI to personalize your English vocabulary learning journey. It offers interactive challenges, AI-powered practice with a virtual teacher and celebrities, and detailed word pages with AI-generated visuals. Track your progress and expand your word knowledge effectively.

AI-powered personalized learning map25,000 prioritized English words9 interactive challenge types
📚 Education
(14K)
free with in-app purchases
19
Vocabulary - Learn words daily
Vocabulary - Learn words daily
Vocabulary - Learn words daily
Word of the day widget & games
Free

Expand your vocabulary with daily word learning and engaging games. This app offers customizable learning paths and difficulty levels to suit your English proficiency. Make vocabulary acquisition a fun and effective part of your routine.

Learn new words dailyCustomizable difficulty levelsSelect vocabulary categories
📚 Education
(209K)
free with in-app purchases
20
Johnny Grammar Word Challenge
Johnny Grammar Word Challenge
Johnny Grammar Word Challenge
Learn English in 60 seconds
Free

Test your English spelling, vocabulary, and grammar in a fast-paced 60-second quiz. Choose from three difficulty levels and categories, and compete globally. Earn badges and learn from feedback on incorrect answers.

60-second timed quizzes3 difficulty levels3 categories (Words, Grammar, Spelling)
📚 Education
(16K)
free with in-app purchases

FAQ about Free Grammerly App

What is the best free grammerly app for iPhone?
Grammarly: AI Keyboard & Notes tops our free grammerly app ranking as of May 2026, with a 4.7-star average from 218K App Store ratings, and it's free to download.
Grammarly: AI Keyboard & Notes shows ads and offers in-app purchases, according to its App Store listing as of May 2026.
We track 226+ free grammerly app on the iOS App Store as of May 2026, ranked by rating, recency, and analysis of real user reviews.
This app provides real-time writing feedback directly within your iPhone and iPad apps. It offers suggestions for spelling, grammar, conciseness, and vocabulary, along with AI-powered text rewrites and tone adjustments.
Key features include an AI keyboard with spelling and grammar checks in multiple languages, vocabulary and clarity recommendations (Premium), tone detection, AI rewrites for entire messages, a document editor with plagiarism detection, and a Safari extension.