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Best Grammar Keyboard Free Apps

250+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated August 2026

Looking for free grammar keyboard free apps? 20 of our 250+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Compare top Grammar Keyboard Free Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Grammarly: AI Keyboard & VoiceGrammarly: AI Keyboard & VoiceFree4.7★ (221K)NoYesAug 2026
2CorrectMe Grammar AI KeyboardCorrectMe Grammar AI KeyboardFree4.7★ (12K)YesYesAug 2026
3Grammar Check Corrector & AIGrammar Check Corrector & AIFree4.7★ (1.6K)YesYesAug 2026
4Grammar Checker & AI KeyboardGrammar Checker & AI KeyboardFree4.7★ (2.3K)NoYesAug 2026
5TypeAI: AI Keyboard & WriterTypeAI: AI Keyboard & WriterFree4.7★ (19K)NoYesAug 2026
6AI Grammar Keyboard - iGrammarAI Grammar Keyboard - iGrammarFree—NoYesAug 2026
7AI Keyboard: Reply & GrammarAI Keyboard: Reply & GrammarFree—NoYesJul 2026
8GrammarFix AI KeyboardGrammarFix AI KeyboardFree—NoYesMay 2026

Top Picks for Grammar Keyboard Free

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
#11in 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
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 & AI#3

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

AI Keyboard, Translate, Spell
Worth Considering
📊 Productivity
4.7😊(1.6K ratings)
FreeAdsIn-App Purchases
Grammar Check Corrector & AI screenshot 1
Grammar Check Corrector & AI screenshot 2
Grammar Check Corrector & AI screenshot 3
Grammar Check Corrector & AI screenshot 4
Grammar Check Corrector & AI screenshot 5
Grammar Check Corrector & 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 Keyboard Free 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
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
6
AI Grammar Keyboard - iGrammar
AI Grammar Keyboard - iGrammar
AI Grammar Keyboard - iGrammar
Proofread, Rewrite & Translate
Free
📊 Productivity
(0)
7
AI Keyboard: Reply & Grammar
AI Keyboard: Reply & Grammar
AI Keyboard: Reply & Grammar
Reply with AI
Free
📊 Productivity
(0)
8
GrammarFix AI Keyboard
GrammarFix AI Keyboard
GrammarFix AI Keyboard
Fix Grammar. Rewrite Instantly
Free
📊 Productivity
(0)
9
Writi Keyboard: Grammar & Tone
Writi Keyboard: Grammar & Tone
Writi Keyboard: Grammar & Tone
Write Better with Writi Ai
Free
🔧 Utilities
(0)
10
AI Grammar Check Keyboard
AI Grammar Check Keyboard
AI Grammar Check Keyboard
Translate, Proofread, Spelling
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
11
fix me - AI keyboard
fix me - AI keyboard
fix me - AI keyboard
Fix & translate as you type
Free
📊 Productivity
(0)
12
AKY
AKY
AKY
Ai Keyboard
Free
📊 Productivity
(0)
13
TypeSmart - AI Keyboard
TypeSmart - AI Keyboard
TypeSmart - AI Keyboard
Smart Typing with AI Power
Free
🔧 Utilities
(0)
14
Grammar Checker - Spell Check
Grammar Checker - Spell Check
Grammar Checker - Spell Check
AI Keyboard & Paraphrase tool
Free
📚 Education
(0)
15
Grammar AI : Keyboard & Writer
Grammar AI : Keyboard & Writer
Grammar AI : Keyboard & Writer
Translate, Grammar Checker AI
Free
📊 Productivity
(0)
16
English Grammar Checker ®
English Grammar Checker ®
English Grammar Checker ®
AI Keyboard Powered by ChatGPT
Free
🔧 Utilities
(0)
17
Improve English Grammar With Exercises Worksheets
Improve English Grammar With Exercises Worksheets
Improve English Grammar With Exercises Worksheets
by pimporn rungratikunthorn
Free
📚 Education
(0)
18
Flash Translation Keyboard
Flash Translation Keyboard
Flash Translation Keyboard
Translate text, in a flash
Free
$5.99 | 100% OFF

This keyboard app offers real-time, on-device translation for over 20 languages without an internet connection. It also includes smart autocorrect, a utility bar with a calculator and unit converter, and a cursor trackpad for precise text editing.

On-device translation for 20+ languagesReal-time text translationSmart multilingual autocorrect
🔧 Utilities
(1)
paid
19
Correct Me Grammar Help
Correct Me Grammar Help
Correct Me Grammar Help
Learn as you edit
Free
📊 Productivity
(0)
20
Full Score Grammar
Full Score Grammar
Full Score Grammar
Perfect English Writing
Free
📚 Education
(0)

FAQ about Grammar Keyboard Free

What are the best grammar keyboard free apps for iPhone?
Grammarly: AI Keyboard & Voice tops our grammar keyboard free apps ranking as of August 2026, with a 4.7-star average from 221K App Store ratings, and it's free to download.
Grammarly: AI Keyboard & Voice has no ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 250+ grammar keyboard free apps on the iOS App Store as of August 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.