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Best AI Writing Apps

245+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated July 2026

From beginner-friendly picks to power-user tools, our ai writing list covers 245+ iPhone apps updated through July 2026. Compare ratings, prices, and screenshots in one place.

Compare top AI Writing Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Claude by AnthropicClaude by AnthropicFree4.7★ (203K)NoYesJul 2026
2Chat AI - Ask AnythingChat AI - Ask AnythingFree4.8★ (126K)YesYesJul 2026
3ChatGPTChatGPTFree4.8★ (8.7M)YesYesJul 2026
4Sudowrite - AI Novel WritingSudowrite - AI Novel WritingFree4.5★ (342)NoYesJul 2026
5Grammarly: AI Keyboard & NotesGrammarly: AI Keyboard & NotesFree4.7★ (218K)YesYesJul 2026
6AI Writer: Email Letter EssayAI Writer: Email Letter EssayFree4.8★ (6.5K)YesYesJul 2026
7Werdsmith: Writing AppWerdsmith: Writing AppFree4.7★ (7.8K)NoYesJul 2026
8Author AI: Book CreatorAuthor AI: Book CreatorFree4.5★ (3.6K)YesYesJul 2026

Top Picks for AI Writing

Claude by Anthropic#1

Claude by Anthropic by Anthropic PBC

당신과 함께 생각하는 AI
Editor's Choice
📊 Productivity
4.7😊(203K ratings)
FreeIn-App Purchases
#2in Productivity
Claude by Anthropic screenshot 1
Claude by Anthropic screenshot 2
Claude by Anthropic screenshot 3
Claude by Anthropic screenshot 4
Claude by Anthropic screenshot 5
Claude by Anthropic screenshot 6

This AI assistant helps you write, research, code, and solve complex problems. It can analyze documents, code, and images, and even respond to voice commands. Expand your capabilities and tackle new projects with this intelligent thinking partner.

What We Love

  • 🚀 Powerful and versatile AI assistant
  • 👍 Intuitive and easy to use interface
  • 💡 Innovative features like 'Projects'
  • 🤖 Intelligent and thoughtful responses

Room to Improve

  • 🔒 Concerns about privacy and data usage
  • 🚫 Limitations on free usage and throttling
  • 🐛 Occasional bugs and crashes
Chat AI - Ask Anything#2

Chat AI - Ask Anything by ElevenThirteen LLC

AI Chatbot & Essay Writer Bot
Strong Contender
📊 Productivity
4.8😊(126K ratings)
FreeAdsIn-App Purchases
Chat AI - Ask Anything screenshot 1
Chat AI - Ask Anything screenshot 2
Chat AI - Ask Anything screenshot 3
Chat AI - Ask Anything screenshot 4
Chat AI - Ask Anything screenshot 5
Chat AI - Ask Anything screenshot 6

Engage in intelligent conversations with an advanced AI chatbot. This app offers personalized responses on a wide range of topics and can assist with writing tasks like essays and emails. Its AI continuously learns for more natural interactions.

What We Love

  • 🚀 Helpful AI with fast responses
  • 👍 Useful for general advice and tasks
  • 👍 Impressive and accurate responses
  • 👍 Convenient and easy to use

Room to Improve

  • 🐛 App crashes or becomes unavailable at times
  • 🔒 Limited free usage, requires paid subscription
  • 🔒 Frustrating when reaching daily usage limit
ChatGPT#3

ChatGPT by OpenAI OpCo, LLC

The official app by OpenAI
Worth Considering
📊 Productivity
4.8😊(8.7M ratings)
FreeAdsIn-App Purchases
#1in Productivity
ChatGPT screenshot 1
ChatGPT screenshot 2
ChatGPT screenshot 3
ChatGPT screenshot 4
ChatGPT screenshot 5
ChatGPT screenshot 6

This app provides access to advanced AI capabilities, including text generation, image creation from descriptions, and voice conversations. It offers personalized advice, creative inspiration, and instant answers for various tasks, syncing history across devices.

What We Love

  • 🚀 Powerful and versatile AI assistant
  • 👍 Intuitive and user-friendly interface
  • 🤖 Impressive conversational abilities
  • 💡 Convenient mobile access to ChatGPT

Room to Improve

  • 🐛 Occasional inaccuracies or inconsistencies in responses
  • 🔖 Limited to pre-2021 data, lacking real-time updates
  • 🔒 Concerns about privacy and data usage

More AI Writing apps to explore

4
Sudowrite - AI Novel Writing
Sudowrite - AI Novel Writing
Sudowrite - AI Novel Writing
AI fiction writing & dictation
Free

This AI-powered writing assistant helps creative writers generate story ideas, write novels, and craft poetry. Improve your fiction writing anytime, anywhere with intelligent suggestions and content generation.

AI story idea generationNovel writing assistancePoetry crafting
🔧 Utilities
(342)
free with in-app purchases
5
Grammarly: AI Keyboard & Notes
Grammarly: AI Keyboard & Notes
Grammarly: AI Keyboard & Notes
Chats, emails, work and study
Free

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.

Real-time grammar and spelling suggestionsAI-powered text rewritesTone detection and transformation
📊 Productivity
(218K)
freemium
6
AI Writer: Email Letter Essay
AI Writer: Email Letter Essay
AI Writer: Email Letter Essay
AI Keyboard, Writing Assistant
Free

This app assists with all your writing needs, from emails and essays to creative content. It offers AI-powered dictation, instant content generation, and a variety of templates to overcome writer's block and enhance your writing.

AI Voice DictationInstant Content GenerationReady-to-Use Templates
🔍 Reference
(6.5K)
free with in-app purchases
7
Werdsmith: Writing App
Werdsmith: Writing App
Werdsmith: Writing App
Write poetry, scripts, books
Free

This app transforms your devices into a writing studio, helping you overcome writer's block with AI-powered suggestions and build a consistent writing practice. It automatically handles formatting, allowing you to focus on your creative process.

AI-powered writing suggestionsDaily writing practice builderAutomatic formatting
📊 Productivity
(7.8K)
freemium
8
Author AI: Book Creator
Author AI: Book Creator
Author AI: Book Creator
Novel, Poetry & Story Writing
Free

This app uses advanced AI to generate personalized stories, poems, and novels based on your input. Explore a vast library of themes and genres, or create your own prompts for unique narrative experiences.

AI-generated storiesPersonalized narrativesNovel and poetry writing
🔧 Utilities
(3.6K)
free with in-app purchases
9
DeepSeek - AI Assistant
DeepSeek - AI Assistant
DeepSeek - AI Assistant
Intelligent AI Assistant
Free

This AI assistant offers free, intelligent help powered by a cutting-edge model. It provides rapid responses and advanced capabilities to enhance problem-solving and daily efficiency.

Intelligent AI assistantPowered by flagship AI modelFaster response times
📊 Productivity
(11K)
free
10
AI Writing - WritePilot
AI Writing - WritePilot
AI Writing - WritePilot
Essay, Story, Paragraph, Email
Free

This AI-powered writing assistant helps users generate essays, paragraphs, summaries, stories, paraphrases, and emails. It offers an easy-to-use interface for fast and polished content creation, suitable for students, professionals, and creative writers.

Essay generationParagraph expansionText summarization
📊 Productivity
(9)
freemium
11
AI Writer - Writing Assistant
AI Writer - Writing Assistant
AI Writer - Writing Assistant
Smart Chatbot Powered by GPT 5
Free

This AI-powered writing assistant helps you generate various types of text, from essays and emails to creative content and code. It also offers web search, summarization, translation, and grammar correction to enhance your writing and research process.

AI writing assistant for essays, emails, blogsAI search mode for real-time web answersSummarizer and rewriter for text
📊 Productivity
(1.1K)
free with in-app purchases
12
MyStory.today
MyStory.today
MyStory.today
Your novel writing software
Free

This app provides a comprehensive suite of tools for writing novels, short stories, and screenplays across Apple devices. It features story management, an interactive corkboard with AI summaries, character and location linking, and a rich text editor. The app also offers AI assistance for writer's block and progress tracking.

Story management with chapters and scenesInteractive corkboard with AI summariesCharacter and location management with smart linking
📊 Productivity
(2.5K)
free with in-app purchases
13
Google Gemini
Google Gemini
Google Gemini
Your AI assistant from Google
Free

This AI assistant helps you brainstorm, create content, and simplify complex topics. It integrates with your Google apps to provide personalized assistance, plan trips, and study smarter. Upgrade for advanced features like video generation and deeper research capabilities.

Unlimited prompting with Gemini 3 FlashLive interaction via camera/screen sharingContent creation (mockups, posters, diagrams)
📊 Productivity
(2M)
free with in-app purchases
14
CharmKey: AI Rizz Keyboard
CharmKey: AI Rizz Keyboard
CharmKey: AI Rizz Keyboard
#1 Pickup Lines&Flirty Wingman
Free

This AI-powered keyboard assists with communication in dating, work, and school. It generates text, offers AI coaches for various situations, analyzes chat signals, and provides advanced writing tools for essays and professional correspondence.

AI text generation for replies and compositionAI coaches for dating, work, and communicationChat screenshot analysis for tone and intent
📊 Productivity
(1.1K)
free with in-app purchases
15
Wordtune: AI Writing Keyboard
Wordtune: AI Writing Keyboard
Wordtune: AI Writing Keyboard
AI Writing App & Paraphrasing
Free

This AI-powered writing assistant helps you express yourself more clearly and authentically. It offers suggestions to rephrase text, generate new content, and adjust the tone and length of your writing. It works across multiple platforms, making it a versatile tool for various communication needs.

AI-powered text rewritingGenerate sentences and paragraphsAdjust tone and length
📊 Productivity
(960)
free with in-app purchases
16
Chat Smith: AI Chatbot & Agent
Chat Smith: AI Chatbot & Agent
Chat Smith: AI Chatbot & Agent
Study, Writing, Research Agent
Free

This AI assistant offers advanced capabilities for writing, research, and image generation. It leverages multiple powerful AI models to provide deep insights, create content, and simplify tasks. Ideal for students, professionals, and creatives seeking enhanced productivity.

AI Image GeneratorAI Writing AssistantDeep Research with Sources
📊 Productivity
(167K)
free with in-app purchases
17
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
18
ParagraphAI: Writer & Keyboard
ParagraphAI: Writer & Keyboard
ParagraphAI: Writer & Keyboard
AI Writing: Email, Essay, Text
Free

This AI-powered writing tool helps you generate original content, draft emails, and summarize text in over 40 languages. It functions as a keyboard, allowing you to write and edit seamlessly within any app, ensuring clear and confident communication.

AI Text GeneratorAI Email WriterAI Writing Assistant
📊 Productivity
(2.5K)
free with in-app purchases
19
Scarlet AI – Chatbot Assistant
Scarlet AI – Chatbot Assistant
Scarlet AI – Chatbot Assistant
Generative Personal Chat Bot
Free

This app offers a versatile AI assistant for various tasks, including generating creative images, engaging in natural conversations, and providing instant answers. It can also help solve problems from photos and assist with organization.

Generative AI image creationNatural language chatbot conversationsProblem-solving with photo analysis
📊 Productivity
(257)
subscription
20
AI Writer: Story Essay Email
AI Writer: Story Essay Email
AI Writer: Story Essay Email
AI Assistant & Text Generator
Free

This writing assistant uses AI to help generate essays, stories, and professional emails. It also includes tools for grammar correction, paraphrasing, and summarizing text, making writing faster and more accurate.

AI Essay GeneratorStory Writing AppAI Email Writer
📊 Productivity
(6)
freemium

FAQ about AI Writing

What are the best ai writing apps for iPhone?
Claude by Anthropic tops our ai writing apps ranking as of July 2026, with a 4.7-star average from 203K App Store ratings, and it's free to download.
Yes — 20 of the top ai writing apps we rank are free to download, including Claude by Anthropic and Chat AI - Ask Anything.
Claude by Anthropic has no ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 245+ ai writing apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
Claude is an AI assistant designed to help users with a variety of tasks including writing, research, coding, and problem-solving. It can refine text, debug code, analyze data, and even interpret visual content like images and PDFs.
Key features include AI writing assistance for polishing content, AI coding support for development tasks, research capabilities with web search and data insights, and visual analysis of uploaded files. It also offers voice dictation for hands-free interaction and can integrate with Google Drive, Gmail, and Calendar.

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