1. Home
  2. Topics
  3. Grammar Check Keyboard

Best Grammar Check Keyboard Apps

236+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated May 2026

The best grammar check keyboard apps on iPhone average 4.6★ across 236+ titles — we've ranked them by what real users actually keep on their phones. Updated May 2026.

Top Picks for Grammar Check Keyboard

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
#13in 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
Grammar Check Corrector by AI#3

Grammar Check Corrector by AI by Tiny Leo Co., Ltd

AI Keyboard, Rewrite & Spell
Worth Considering
📊 Productivity
4.7😊(1.6K ratings)
FreeAdsIn-App Purchases
Grammar Check Corrector by AI screenshot 1
Grammar Check Corrector by AI screenshot 2
Grammar Check Corrector by AI screenshot 3
Grammar Check Corrector by AI screenshot 4
Grammar Check Corrector by AI screenshot 5
Grammar Check Corrector by AI screenshot 6

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.

What We Love

  • 🚀 Fast and efficient
  • 👍 Easy and convenient to use
  • 💡 Helpful for college and writing
  • 👍 Improves writing and grammar

Room to Improve

  • 🐛 Not working after trial/subscription
  • 💰 Expensive, should be free
  • 🔍 Requires watching ads

More Grammar Check Keyboard apps to explore

4
TypeAI: AI Keyboard & Writer
TypeAI: AI Keyboard & Writer
TypeAI: AI Keyboard & Writer
Translate, Grammar Spell Check
Free

Enhance your mobile writing with an AI-powered keyboard. Get real-time grammar checks, word suggestions, translations, and AI chatbot assistance for any app. Improve your communication and express yourself clearly and effectively.

AI ChatbotEmail Writing AssistanceGrammar & Spelling Check (7 languages)
📊 Productivity
(19K)
free with in-app purchases
5
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
6
AI Grammar Check Keyboard
AI Grammar Check Keyboard
AI Grammar Check Keyboard
Spell Checker, Rewriting tool
Free

This AI-powered keyboard enhances your writing as you type. It automatically corrects spelling, grammar, and punctuation while preserving your original tone and intent. Seamlessly integrate it into your daily messaging, email, and note-taking apps for clearer communication.

Real-time AI writing correctionGrammar, spelling, and punctuation fixesSentence rewriting for clarity
🔍 Reference
(1)
freemium
7
Typeright: Grammar Check App
Typeright: Grammar Check App
Typeright: Grammar Check App
Writing, Spelling, Punctuation
Free

This AI-powered writing assistant helps you write mistake-free everywhere. It offers grammar, spelling, and punctuation checks across multiple languages, along with translation and style suggestions. Use it in any app via its dedicated keyboard for improved writing confidence.

AI-powered writing assistantGrammar, spelling, and punctuation checkMulti-language support (English, Spanish, German)
📊 Productivity
(853)
free with in-app purchases
8
AI Grammar Check Spell by Fixy
AI Grammar Check Spell by Fixy
AI Grammar Check Spell by Fixy
Sentence writing checker tool
Free

Enhance your writing with advanced AI-powered grammar, spelling, and punctuation checks. Rephrase sentences for clarity, uniqueness, or formality, and access vocabulary suggestions. This tool ensures flawless communication across emails, social media, and texts.

Grammar and spelling checkerPunctuation correctionVocabulary enhancements and synonyms
📊 Productivity
(558)
free with in-app purchases
9
Proofreader AI Grammar Checker
Proofreader AI Grammar Checker
Proofreader AI Grammar Checker
Correct spelling, rewrite tool
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
10
LanguageTool - Grammar Checker
LanguageTool - Grammar Checker
LanguageTool - Grammar Checker
Grammar, Style & Spell Checker
Free

This intelligent writing assistant checks grammar, style, and spelling in over 20 languages. It offers suggestions to improve clarity and professionalism in your writing across various platforms and devices.

Grammar and style suggestionsMultilingual text checkingSynonym recommendations
📊 Productivity
(1.7K)
freemium
11
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
12
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
13
AI Keyboard - Grammar Check
AI Keyboard - Grammar Check
AI Keyboard - Grammar Check
AI Chat bot & Spell Checker
Free

Enhance your writing with AI-powered grammar checks, smart suggestions, and instant translations. This tool helps you craft polished emails, messages, and online content with ease, ensuring your communication is always professional and mistake-free.

Real-time grammar and spell checkAI-powered email writing assistanceSmart word and phrasing suggestions
📊 Productivity
(59)
free with in-app purchases
14
Gboard – the Google Keyboard
Gboard – the Google Keyboard
Gboard – the Google Keyboard
Search. GIFs. Emojis and more.
Free

This keyboard app integrates Google Search, GIFs, and emojis directly into your typing experience. It offers features like Glide Typing for faster input and allows you to search and share information without leaving your current application.

Google Search integrationGIF and emoji searchGlide Typing for faster input
🔧 Utilities
(53K)
free
15
Grammar AI Keyboard: KeysAI
Grammar AI Keyboard: KeysAI
Grammar AI Keyboard: KeysAI
Typo Fix & Punctuation check
Free

This AI-powered keyboard enhances your writing by correcting grammar and spelling errors in real-time. It offers word suggestions, instant translation, and message completion to improve clarity and efficiency across all your applications.

Grammar and spelling correctionWord choice enhancementReal-time translation
📊 Productivity
(62)
free with in-app purchases
16
Writely - AI Keyboard & Writer
Writely - AI Keyboard & Writer
Writely - AI Keyboard & Writer
Grammar Check & Paraphrase App
Free

Enhance your writing with an AI-powered keyboard that offers grammar checking, paraphrasing, and sentence completion. It can also transform text into poems and suggest emojis, making communication smoother and more creative.

AI writing assistantGrammar and spelling checkMessage paraphrasing
📊 Productivity
(1.6K)
free with in-app purchases
17
Grammar Check: Spell Corrector
Grammar Check: Spell Corrector
Grammar Check: Spell Corrector
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
(341)
free with in-app purchases
18
Quillbot-AI Writing & Keyboard
Quillbot-AI Writing & Keyboard
Quillbot-AI Writing & Keyboard
Paraphrase & Grammar Check App
Free

Enhance your writing with an AI-powered assistant that offers paraphrasing, grammar correction, and translation. Generate ideas, detect AI-written content, and create images directly from your device. Improve communication and overcome writer's block with this versatile tool.

AI ParaphraserGenerative AI writingGrammar Checker
📊 Productivity
(2.7K)
freemium
19
Grammar AI : Keyboard & Writer
Grammar AI : Keyboard & Writer
Grammar AI : Keyboard & Writer
Translate, Grammar Checker AI
Free
📊 Productivity
(0)
20
AI Type: Al Keyboard Extension
AI Type: Al Keyboard Extension
AI Type: Al Keyboard Extension
Grammar Check & Word Corrector
Free

Enhance your writing with an AI-powered keyboard extension. It corrects grammar and spelling in multiple languages, suggests better word choices, and helps rephrase sentences. Adapt your writing tone and overcome writer's block for more polished communication.

Grammar and spelling correctionWord suggestion and vocabulary enhancementAI-powered message generation
📊 Productivity
(1K)
free with in-app purchases

Looking for something similar to grammar check keyboard?

Explore related topics

grammar check