1. Home
  2. Topics
  3. Grammar Check Sentence

Best Grammar Check Sentence Apps

244+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated October 2026

Looking for free grammar check sentence apps? 20 of our 244+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Compare top Grammar Check Sentence Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Grammar: Sentence DiagrammerGrammar: Sentence DiagrammerFree4.4★ (1K)YesYesOct 2026
2Grammar Check Corrector AIGrammar Check Corrector AIFree4.8★ (224)NoYesOct 2026
3Grammar Check: Spell CorrectorGrammar Check: Spell CorrectorFree4.7★ (433)YesYesOct 2026
4Grammar Checker for writing Emails and TextsGrammar Checker for writing Emails and TextsFree3.3★ (68)NoNoMay 2026
5AI Grammar Check & Spell CheckAI Grammar Check & Spell CheckFree3.4★ (120)NoYesSep 2026
6Correct Grammar Checker ToolCorrect Grammar Checker ToolFree3.4★ (5)NoYesMay 2026
7Grammar Check - Spell CheckerGrammar Check - Spell CheckerFree3.7★ (3)NoYesJul 2026
8AI Grammar Checker: RewriteAI Grammar Checker: RewriteFree4.5★ (27)NoYesAug 2026

Top Picks for Grammar Check Sentence

Grammar: Sentence Diagrammer#1

Grammar: Sentence Diagrammer by Cookie in the fridge LLC

Spelling Check & Corrector
Editor's Choice
📊 Productivity
4.4😊(1K ratings)
FreeAdsIn-App Purchases
Grammar: Sentence Diagrammer screenshot 1
Grammar: Sentence Diagrammer screenshot 2
Grammar: Sentence Diagrammer screenshot 3
Grammar: Sentence Diagrammer screenshot 4
Grammar: Sentence Diagrammer screenshot 5
Grammar: Sentence Diagrammer screenshot 6

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.

What We Love

  • 👍 Easy to use
  • 🚀 Helpful for writing and grammar
  • 💡 Provides useful suggestions
  • 🚀 Accurate grammar and spelling corrections
  • 👍 Intuitive app interface

Room to Improve

  • 🐛 Occasional glitches and bugs
  • 🤔 Limited functionality compared to expectations
  • 💬 Annoying pop-ups asking for reviews
  • 🤔 Inconsistent performance in detecting errors
Grammar Check Corrector AI#2

Grammar Check Corrector AI by DAMIEN, NATHANAEL ELLEDGE

Spell Check & Correct Me
Strong Contender
📊 Productivity
4.8(224 ratings)
FreeIn-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 writing assistant offers instant grammar and spelling corrections, text improvement suggestions, and tools like a synonym finder and definition lookup. It helps users polish their writing for emails, blog posts, and everyday communication, with easy sharing and text-to-speech functionality.

Grammar Check: Spell Corrector#3

Grammar Check: Spell Corrector by talha rehman

Fix Grammar & Sentence Checker
Worth Considering
📊 Productivity
4.7😊(433 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.

What We Love

  • 👍 Great tool for grammar checking
  • 🚀 Quick and efficient
  • 👍 Useful for writing career
  • 👍 Helpful for learning disabilities
  • 👍 Works well
  • 👍 Convenient and useful
  • 👍 Awesome app
  • 👍 Helped get an A
  • 👍 Straight to the point
  • 👍 No plan to buy needed
  • 👍 Very good app
  • 👍 Easy to use
  • 👍 Top grade
  • 👍 Best platform
  • 👍 Best thing since Microsoft Word
  • 👍 Works great
  • 👍 Good app overall
  • 👍 Brilliant app
  • 👍 Love it

Room to Improve

  • 🐛 Tutorials not in chosen language
  • 🐛 Korean language support removed
  • 🐛 Translation glitches
  • 🐛 Unlimited word count misleading
  • 🐛 Ads appear frequently even after subscription
  • 🐛 Too many ads
  • 🐛 Irritating and frustrating ads
  • 🐛 Notification message not localized
  • 🐛 Annoying notification screen
  • 🐛 Apostrophes replaced with â

More Grammar Check Sentence apps to explore

Looking for something similar to grammar check sentence?

Explore related topics

grammar check

FAQ about Grammar Check Sentence

What are the best grammar check sentence apps for iPhone?
Grammar: Sentence Diagrammer tops our grammar check sentence apps ranking as of October 2026, with a 4.4-star average from 1K App Store ratings, and it's free to download.
Yes — 20 of the top grammar check sentence apps we rank are free to download, including Grammar: Sentence Diagrammer and Grammar Check Corrector AI.
Grammar: Sentence Diagrammer shows ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 244+ grammar check sentence apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.