Best Language Tool Apps

248+ iOS apps curated and reviewed

4.7 avg rating
20 free apps
Updated September 2026

If you already know Grammarly, this is the deeper bench. 248+ language tool apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of September 2026.

Compare top Language Tool Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Grammarly: AI Keyboard & VoiceGrammarly: AI Keyboard & VoiceFree4.7★ (223K)NoYesSep 2026
2Speech and language toolsSpeech and language toolsFreeNoNoSep 2026
3TypeAI: AI Keyboard & WriterTypeAI: AI Keyboard & WriterFree4.7★ (19K)NoYesSep 2026
4AiText: Grammar & Spell CheckAiText: Grammar & Spell CheckFree4.8★ (136)YesYesSep 2026
5Language GenieLanguage GenieFreeNoNoMay 2026
6Language ProLanguage ProFreeYesYesSep 2026
7Bind: Learn a language with AIBind: Learn a language with AIFreeNoYesMay 2026
8Language Cafe HubLanguage Cafe HubFreeYesNoJul 2026

Top Picks for Language Tool

Grammarly: AI Keyboard & Voice#1

Grammarly: AI Keyboard & Voice by Superhuman Platform Inc

Write, dictate, edit, improve
Editor's Choice
📊 Productivity
4.7😊(223K ratings)
FreeIn-App Purchases
#11in Productivity
Grammarly: AI Keyboard & Voice screenshot 1
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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
  • 👍 Beneficial for non-native speakers
  • 👍 Seamless integration across devices

Room to Improve

  • 🐛 Buggy keyboard behavior
  • 🐛 Inconsistent performance across platforms
  • 🔒 Privacy concerns with 'full access' requirement
  • 💰 Expensive premium subscription
  • 🤔 Overzealous correction suggestions
TypeAI: AI Keyboard & Writer#3

TypeAI: AI Keyboard & Writer by DEEP FLOW SOFTWARE SERVICES

Translate, Grammar Spell Check
Worth Considering
📊 Productivity
4.7😊(19K ratings)
FreeIn-App Purchases
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TypeAI: AI Keyboard & Writer screenshot 6

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.

What We Love

  • 🚀 Impressive language model
  • 👍 Versatile and helpful
  • 🚀 Fast and responsive
  • 👍 Variety of features
  • 👍 Intuitive and user-friendly
  • 👍 Customizable keyboard
  • 👍 Multilingual support
  • 👍 Convenient and time-saving

Room to Improve

  • 🐛 Occasional bugs and crashes
  • 🔒 Privacy concerns
  • 💰 Expensive subscription model
  • 🤖 Lack of human touch in responses
  • 🤖 Inconsistent quality of suggestions
  • 🤖 Inability to learn user preferences
  • 🤖 Keyboard issues (no autocorrect, slow typing)

More Language Tool apps to explore

FAQ about Language Tool

What are the best language tool apps for iPhone?
Grammarly: AI Keyboard & Voice tops our language tool apps ranking as of September 2026, with a 4.7-star average from 223K App Store ratings, and it's free to download.
Yes — 20 of the top language tool apps we rank are free to download, including Grammarly: AI Keyboard & Voice and Speech and language tools.
Grammarly: AI Keyboard & Voice has no ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 248+ language tool apps on the iOS App Store as of September 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.

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