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Best Grammar Check & Corrector Apps

248+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated July 2026

From beginner-friendly picks to power-user tools, our grammar check & corrector list covers 248+ iPhone apps updated through July 2026. Compare ratings, prices, and screenshots in one place.

Compare top Grammar Check & Corrector Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Grammarly: AI Keyboard & VoiceGrammarly: AI Keyboard & VoiceFree4.7★ (221K)NoYesAug 2026
2Grammar Check: Spell CorrectorGrammar Check: Spell CorrectorFree4.8★ (402)YesYesAug 2026
3CorrectMe Grammar AI KeyboardCorrectMe Grammar AI KeyboardFree4.7★ (12K)YesYesAug 2026
4Grammar Checker & AI KeyboardGrammar Checker & AI KeyboardFree4.7★ (2.3K)NoYesAug 2026
5Grammar Check Corrector & AIGrammar Check Corrector & AIFree4.7★ (1.6K)YesYesAug 2026
6Grammar Check゜Grammar Check゜Free4.6★ (312)NoYesAug 2026
7AI Grammar Check & CorrectorAI Grammar Check & CorrectorFree4.2★ (31)YesYesAug 2026
8Fix GrammarFix GrammarFree—NoYesMay 2026

Top Picks for Grammar Check & Corrector

Grammarly: AI Keyboard & Voice#1

Grammarly: AI Keyboard & Voice by Superhuman Platform Inc

Write, dictate, edit, improve
Editor's Choice
📊 Productivity
4.7😊(221K ratings)
FreeIn-App Purchases
#10in Productivity
Grammarly: AI Keyboard & Voice screenshot 1
Grammarly: AI Keyboard & Voice screenshot 2
Grammarly: AI Keyboard & Voice screenshot 3
Grammarly: AI Keyboard & Voice screenshot 4
Grammarly: AI Keyboard & Voice screenshot 5
Grammarly: AI Keyboard & Voice 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
Grammar Check: Spell Corrector#2

Grammar Check: Spell Corrector by talha rehman

Fix Grammar & Sentence Checker
Strong Contender
📊 Productivity
4.8(402 ratings)
FreeAdsIn-App Purchases
Grammar Check: Spell Corrector screenshot 1
Grammar Check: Spell Corrector screenshot 2
Grammar Check: Spell Corrector screenshot 3
Grammar Check: Spell Corrector screenshot 4
Grammar Check: Spell Corrector screenshot 5
Grammar Check: Spell Corrector screenshot 6

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.

CorrectMe Grammar AI Keyboard#3

CorrectMe Grammar AI Keyboard by Teleprompter LLC

Spelling check and paraphrase
Worth Considering
📊 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

More Grammar Check & Corrector apps to explore

4
Grammar Checker & AI Keyboard
Grammar Checker & AI Keyboard
Grammar Checker & AI Keyboard
Plagiarism & Text Humanizer
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
(2.3K)
subscription
5
Grammar Check Corrector & AI
Grammar Check Corrector & AI
Grammar Check Corrector & AI
AI Keyboard, Translate, 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
AI Grammar Check & Corrector
AI Grammar Check & Corrector
AI Grammar Check & Corrector
Paraphrase&Plagiarisim Checker
Free

This writing assistant uses advanced AI to check grammar, spelling, and plagiarism. It offers paraphrasing, a dictionary, and tone transformation to improve your written content. Ideal for students and professionals seeking to enhance their writing.

Real-time grammar and spelling checkGrammar explanation for learningIntegrated dictionary with word details
📊 Productivity
(31)
free with in-app purchases
8
Fix Grammar
Fix Grammar
Fix Grammar
Grammar Corrector
Free
🔧 Utilities
(0)
9
Grammar Checker AI for English
Grammar Checker AI for English
Grammar Checker AI for English
Fix your Writings with AI
Free
$0.99 | 100% OFF

Enhance your writing with an AI-powered tool that identifies and corrects grammar, spelling, and punctuation errors. It provides detailed explanations for suggestions, helping you learn and improve your writing skills.

Grammar correctionSpelling and punctuation checksReal-time suggestions
📚 Education
(53)
free
10
NW: Grammar Check & Corrector
NW: Grammar Check & Corrector
NW: Grammar Check & Corrector
by Ali Faruk Kucukmumcu
Free
📊 Productivity
(0)
11
Grammar AI Plagiarism checker
Grammar AI Plagiarism checker
Grammar AI Plagiarism checker
Check Grammar & Detect AI
Free
📊 Productivity
(0)
12
Comma: Grammar Check Corrector
Comma: Grammar Check Corrector
Comma: Grammar Check Corrector
AI punctuation & spell checker
Free
🔧 Utilities
(0)
13
Grammar Check Corrector
Grammar Check Corrector
Grammar Check Corrector
AI Spell Checker & Proofread
Free

Enhance your writing with AI-powered grammar and spell checking in over 100 languages. This tool offers instant corrections, vocabulary suggestions, and the unique ability to check grammar from photos of text. Improve your fluency and write with confidence.

Supports 100+ languagesInstant translation and correctionSecure correction history
📊 Productivity
(12)
freemium
14
Proofreader AI Grammar Checker
Proofreader AI Grammar Checker
Proofreader AI Grammar Checker
Writing Keyboard, Spell Check
Free

Enhance your writing with an AI-powered keyboard and assistant. Correct grammar, spelling, and punctuation, and improve clarity and style. Generate text, rewrite sentences, and expand your vocabulary anywhere you type.

AI Keyboard with one-tap proofreadingAdvanced grammar, spelling, and punctuation checkerAI rewriting and paraphrasing
📊 Productivity
(3.3K)
freemium
15
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
16
AI Grammar Checker & Fixer
AI Grammar Checker & Fixer
AI Grammar Checker & Fixer
Smart AI Writing Assistant
Free
📊 Productivity
(0)
17
AI Grammar Check: Corrector
AI Grammar Check: Corrector
AI Grammar Check: Corrector
Fix Grammar & Sentence Checker
Free
📚 Education
(0)
18
Grammar Fix & Spell Checker
Grammar Fix & Spell Checker
Grammar Fix & Spell Checker
Article Writer | Email Content
Free
📚 Education
(0)
19
Grammar Check Corrector +
Grammar Check Corrector +
Grammar Check Corrector +
Correct me & Paraphrase tool
Free

This writing assistant helps you eliminate errors and improve your text. It offers advanced grammar and spelling checks, synonym suggestions, and definitions to refine your vocabulary. Review your editing history and enjoy a user-friendly interface with dark mode.

Advanced grammar and spelling checkerImport text from PDFsSynonym finder and word choice improvement
📚 Education
(201)
free with in-app purchases
20
Grammar Checker-Prepostseo
Grammar Checker-Prepostseo
Grammar Checker-Prepostseo
Grammar Check, Improve English
Free
📊 Productivity
(0)

FAQ about Grammar Check & Corrector

What are the best grammar check & corrector apps for iPhone?
Grammarly: AI Keyboard & Voice tops our grammar check & corrector apps ranking as of July 2026, with a 4.7-star average from 221K App Store ratings, and it's free to download.
Yes — 20 of the top grammar check & corrector apps we rank are free to download, including Grammarly: AI Keyboard & Voice and Grammar Check: Spell Corrector.
Grammarly: AI Keyboard & Voice has no ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 248+ grammar check & corrector apps on the iOS App Store as of July 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.