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Best Sentence Analysis Tool Apps

237+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated June 2026

Grammarly is the household name in sentence analysis tool, but it's far from the only option. We track 237+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Top Picks for Sentence Analysis Tool

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

An AI writing keyboard that provides instant feedback and assistance for improved writing on iPhone and iPad. Features include spelling, grammar suggestions, tone detection, generative AI rewrites, and a document editor. Upgrade to Premium for advanced writing suggestions. Improve your writing with Grammarly!

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
Quillbot-AI Writing & Keyboard#2

Quillbot-AI Writing & Keyboard by QuillBot, a Learneo Inc. business

Paraphrase & Grammar Check App
Strong Contender
📊 Productivity
4.7😐(2.7K ratings)
FreeAdsIn-App Purchases
Quillbot-AI Writing & Keyboard screenshot 1
Quillbot-AI Writing & Keyboard screenshot 2
Quillbot-AI Writing & Keyboard screenshot 3
Quillbot-AI Writing & Keyboard screenshot 4
Quillbot-AI Writing & Keyboard screenshot 5
Quillbot-AI Writing & Keyboard screenshot 6

Enhance your writing with an AI Writing Keyboard offering 7 paraphrasing modes tailored for different writing styles and projects. Perfect for all writers, it provides real-time suggestions, AI assistance, and customization options to create polished content effortlessly.

What We Love

  • 🚀 Helpful paraphrasing tool
  • 👍 Convenient keyboard integration
  • 💡 Useful for writing and editing
  • 👍 Improves writing quality

Room to Improve

  • 🐛 Buggy keyboard and app performance
  • 🔒 Difficult to cancel subscription
  • 👎 Limited features compared to website
Proofreader AI Grammar Checker#3

Proofreader AI Grammar Checker by BlueSoar SL

Correct spelling, rewrite tool
Worth Considering
📊 Productivity
4.7😐(3.3K ratings)
FreeIn-App Purchases
Proofreader AI Grammar Checker screenshot 1
Proofreader AI Grammar Checker screenshot 2
Proofreader AI Grammar Checker screenshot 3
Proofreader AI Grammar Checker screenshot 4
Proofreader AI Grammar Checker screenshot 5
Proofreader AI Grammar Checker screenshot 6

Discover a powerful AI tool designed to enhance your writing with advanced grammar checking and paraphrasing capabilities. Elevate your content to new heights with this innovative application. Try it now for error-free writing!

What We Love

  • 🚀 Helpful grammar and writing suggestions
  • 👍 Easy to use
  • 💡 Affordable alternative to Grammarly
  • 👍 Explains why changes are suggested

Room to Improve

  • 🐛 Inconsistent performance, sometimes misses errors
  • 🔍 Limited functionality in free version
  • 🔍 Subscription required for full features

More Sentence Analysis Tool apps to explore

4
Paraphrasing Tool: Rewriter
Paraphrasing Tool: Rewriter
Paraphrasing Tool: Rewriter
Paraphraser for Better Writing
Free

An advanced AI rewriter tool that utilizes artificial intelligence to effectively paraphrase text, offering features like adjustable parameters, various writing styles, and a built-in plagiarism checker. Simply paste your text, set preferences, click "Paraphrase," and refine the result before exporting or sharing. Ideal for students, writers, marketers, researchers, and all looking to improve their content effortlessly. Try now for enhanced writing and communication!

📊 Productivity
(409)
5
ParagraphAI: Writer & Keyboard
ParagraphAI: Writer & Keyboard
ParagraphAI: Writer & Keyboard
AI Writing: Email, Essay, Text
Free

Harness the power of AI with a cutting-edge writing assistant application that offers advanced text prediction and editing capabilities. Elevate your writing experience and efficiency with ParagraphAI – your ultimate tool for seamless content creation.

📊 Productivity
(2.5K)
6
Rewrite: Sentence Corrector
Rewrite: Sentence Corrector
Rewrite: Sentence Corrector
Supercharge Your Writing
Free

Enhance your writing effortlessly with our AI-powered sentence corrector app. Craft flawless content with features like contextual grammar check, spell check, smart recommendations, and more. Start improving your writing today!

📊 Productivity
(313)
7
Wispr Flow: AI Voice Keyboard
Wispr Flow: AI Voice Keyboard
Wispr Flow: AI Voice Keyboard
Voice dictation & quick notes
Free

Use this app to convert your natural speech into polished, formatted writing in any app, with features like AI-polished output, customizable vocabulary, and whisper mode for discreet dictation. Try it today to boost your productivity and write with ease!

📊 Productivity
(11K)
8
Oxford Dictionary & Thesaurus
Oxford Dictionary & Thesaurus
Oxford Dictionary & Thesaurus
Thesaurus & Offline Vocabulary
Free

Access one of the highest authorities in language reference with the power of 15 major Oxford dictionaries at your fingertips. Explore advanced search and learning tools for a comprehensive linguistic experience.

🔍 Reference
(28K)
9
Wordtune: AI Writing Keyboard
Wordtune: AI Writing Keyboard
Wordtune: AI Writing Keyboard
AI Writing App & Paraphrasing
Free

Revolutionize your writing with an innovative AI-powered keyboard app that helps enhance your text for clarity and impact. Try it now for faster, better writing!

📊 Productivity
(960)
10
Paraphrase: Rewording Tool
Paraphrase: Rewording Tool
Paraphrase: Rewording Tool
Rephrase text in seconds
Free

A tool that rephrases text, ensuring unique and plagiarism-free content, with features like a sentence rephraser and translator. Perfect for students, professionals, writers, and language enthusiasts. Explore a free trial and choose a subscription tailored to your needs for an enchanting writing journey.

📊 Productivity
(1.3K)
11
Word Counter Tool
Word Counter Tool
Word Counter Tool
Characters, Words, Sentences…
Free
📊 Productivity
(101)
12
FreeSaurus - The Free Thesaurus!
FreeSaurus - The Free Thesaurus!
FreeSaurus - The Free Thesaurus!
by Weeswares Pte Ltd
Free

Find synonyms and related words easily with a simple and focused thesaurus application. Get quick word meanings and expand your vocabulary effortlessly.

🔍 Reference
(120)
13
Paraphrase AI: Reword Tool
Paraphrase AI: Reword Tool
Paraphrase AI: Reword Tool
Translate, Reword & Humanize
Free

Unlock the Power of Words! Paraphrase AI is your AI-powered writing assistant for effortless rewording and creative content transformation. Choose from various writing modes like General, Casual, Professional, and Academic to suit your needs. Craft compelling essays, emails, reports, and more with precision and ease!

📊 Productivity
(156)
14
Chat Smith: AI Chatbot & Agent
Chat Smith: AI Chatbot & Agent
Chat Smith: AI Chatbot & Agent
Study, Writing, Research Agent
Free

AI Chat Smith 4 is an AI-powered chatbot that uses OpenAI technology to provide personalized assistance and engage in conversations with users. Experience intuitive interactions and get instant responses to queries.

📊 Productivity
(166K)
15
Chatbot AI - Smart Search Bot
Chatbot AI - Smart Search Bot
Chatbot AI - Smart Search Bot
Voice Chat & Text Generator
Free

An advanced chatbot AI application that leverages cutting-edge technology to provide personalized interaction and assistance, offering a seamless user experience. Engage with this intelligent tool for efficient communication and tailored support.

📊 Productivity
(15K)
16
Fastdic - Fast Dictionary
Fastdic - Fast Dictionary
Fastdic - Fast Dictionary
English/Persian Translator
Free

Fastdic is a high-speed English/Persian translator app serving over 2 million active users monthly. Translate seamlessly between English and Persian/Farsi with its efficient dictionary function.

🔍 Reference
(6)
17
Python Coding Editor & IDE App
Python Coding Editor & IDE App
Python Coding Editor & IDE App
Compiler - Run & Learn Py 3
Free

Compile and execute Python code on the go with this app. Write, test, and run Python scripts easily from your mobile device. Download now to streamline your coding experience!

🛠️ Developer Tools
(2.2K)
18
ChatGenius - AI Chat, ChatBot
ChatGenius - AI Chat, ChatBot
ChatGenius - AI Chat, ChatBot
Smart Assistant & AI Writer
Free

"Experience the ultimate AI companion with ChatGenius - AI Chat, ChatBot. Powered by the high-quality GPT-4 model, this app offers advanced chatbots, poetry generation, research assistance, code generation, speech-to-text capabilities, and more. Enhance your productivity and creativity - download ChatGenius today!"

📊 Productivity
(4.3K)
19
WriteSwift AI - Note Taking
WriteSwift AI - Note Taking
WriteSwift AI - Note Taking
Voice-to-text,Meeting,Study
Free
🔧 Utilities
(826)
20
Ginger Writer
Ginger Writer
Ginger Writer
Grammar Checker, Paraphraser
Free

Enhance your writing effortlessly with an AI-powered grammar checker and paraphraser, ideal for students, professionals, and English learners. Access a range of features like sentence rephrasing, translation, and dialect selection to refine your writing skills. Get started now for improved writing quality!

📊 Productivity
(3.5K)

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