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Best Free AI Writing App

250+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated August 2026

Finding the right free ai writing app can be overwhelming with so many options. We've analyzed 250+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Compare top Free AI Writing App (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Grammarly: AI Keyboard & NotesGrammarly: AI Keyboard & NotesFree4.7★ (221K)NoYesAug 2026
2AI Story Generator - InkPalAI Story Generator - InkPalFree4.2★ (326)NoYesAug 2026
3ChatGPTChatGPTFree4.8★ (9.2M)YesYesAug 2026
4Book writer AI: Story MakerBook writer AI: Story MakerFree4.7★ (31)YesYesAug 2026
5Sudowrite - AI Novel WritingSudowrite - AI Novel WritingFree4.5★ (349)NoYesAug 2026
6ChatGPT for IntuneChatGPT for IntuneFree3.6★ (21)YesNoAug 2026
7Chat AI - Ask AnythingChat AI - Ask AnythingFree4.8★ (130K)YesYesAug 2026
8AI Writer - Writing AssistantAI Writer - Writing AssistantFree4.7★ (1.1K)NoYesAug 2026

Top Picks for Free AI Writing App

Grammarly: AI Keyboard & Notes#1

Grammarly: AI Keyboard & Notes by Superhuman Platform Inc

Write, dictate, edit, improve
Editor's Choice
📊 Productivity
4.7😊(221K ratings)
FreeIn-App Purchases
#12in 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

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
AI Story Generator - InkPal#2

AI Story Generator - InkPal by Lubo Shang

Novel Writer & Character Chat
Strong Contender
🔧 Utilities
4.2😐(326 ratings)
FreeIn-App Purchases
AI Story Generator - InkPal screenshot 1
AI Story Generator - InkPal screenshot 2
AI Story Generator - InkPal screenshot 3
AI Story Generator - InkPal screenshot 4
AI Story Generator - InkPal screenshot 5
AI Story Generator - InkPal screenshot 6

This app generates uncensored stories, plots, and characters across various genres. It also facilitates dynamic AI role-play and chat sessions, allowing users to explore character personalities and craft narratives. Features include story setup, chapter planning, and audiobook conversion.

What We Love

  • 👍 Fun and enjoyable to use
  • 🚀 Helpful in overcoming writer's block
  • 🎨 Allows creative freedom and control
  • 🔊 Realistic text-to-speech voices

Room to Improve

  • 💰 Requires payment for full functionality
  • 🔇 Disappearing chat history
  • 🤖 Inconsistent and unpredictable AI generation
ChatGPT#3

ChatGPT by OpenAI OpCo, LLC

Your everyday AI assistant
Worth Considering
📊 Productivity
4.8😊(9.2M ratings)
FreeAdsIn-App Purchases
#1in Productivity
ChatGPT screenshot 1
ChatGPT screenshot 2
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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 Free AI Writing App apps to explore

4
Book writer AI: Story Maker
Book writer AI: Story Maker
Book writer AI: Story Maker
The easiest AI book writer.
Free

This AI-powered tool helps you write books, novels, and stories with speed and creativity. It generates chapters, expands text, and turns simple prompts into full book content, making the writing process easier for all skill levels.

AI book writing engineGenerate chapters, scenes, and ideasExpand and rewrite text
📚 Books
(31)
free with in-app purchases
5
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
(349)
free with in-app purchases
6
ChatGPT for Intune
ChatGPT for Intune
ChatGPT for Intune
Managed ChatGPT for work
Free

Access OpenAI's advanced AI for work or school with this Intune-managed app. Generate images, engage in voice conversations, and process documents hands-free. It helps draft content, summarize information, and brainstorm ideas for faster task completion.

Image generation from descriptionsAdvanced Voice Mode for conversationsFile and photo summarization
📊 Productivity
(21)
ad-supported
7
Chat AI - Ask Anything
Chat AI - Ask Anything
Chat AI - Ask Anything
AI Chatbot & Essay Writer Bot
Free

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.

Intelligent conversationsPersonalized responsesEssay and content writing
📊 Productivity
(130K)
free with in-app purchases
8
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
9
AI Writer - Essay Writing App
AI Writer - Essay Writing App
AI Writer - Essay Writing App
Powered by ChatGPT API & GPT-4
Free

This AI-powered writing assistant helps users compose essays, draft emails, generate summaries, and create various content like descriptions, posts, code snippets, and creative writing. It leverages advanced AI chat technology to enhance writing skills and offers a freestyle mode for creative inspiration.

Essay compositionEmail draftingContent summarization
📚 Education
(29)
free with in-app purchases
10
VoxMind AI Notes
VoxMind AI Notes
VoxMind AI Notes
Record, Summarize & Write
Free
📊 Productivity
(0)
11
Jenn AI: Writing tool
Jenn AI: Writing tool
Jenn AI: Writing tool
Jenn AI – AI Writer
Free

This AI-powered writing assistant helps students and academics generate and refine academic documents. It offers tools for essay writing, grammar checking, paraphrasing, and content analysis to improve efficiency and accuracy.

AI Essay and Blog WriterGrammar CheckerParaphrasing Tool
📊 Productivity
(1)
freemium
12
Doubao AI: Any AI Assistant
Doubao AI: Any AI Assistant
Doubao AI: Any AI Assistant
AI Smart Bots, Generate Video
Free

This AI companion offers instant conversations on any topic, assisting with writing, brainstorming, and problem-solving. It provides clear answers and adapts to your needs with multiple chat modes in a user-friendly interface.

Instant AI-powered conversationsWriting and brainstorming assistanceClear and helpful answers
🔧 Utilities
(2)
freemium
13
Scriptorium: AI Writing
Scriptorium: AI Writing
Scriptorium: AI Writing
AI Powered Writing App
Free

This AI-powered writing assistant helps you write faster and more efficiently. It offers an AI chatbot for assistance, an article summarizer for research, and a unique document editor that enhances AI accuracy through contextual paragraph differentiation. You can also integrate your own OpenAI API key for cost control.

AI chatbot for writing assistanceArticle summary featureContext-aware document editor
📊 Productivity
(1)
free with in-app purchases
14
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
(7.9K)
freemium
15
AI Writer -Writing Text & Chat
AI Writer -Writing Text & Chat
AI Writer -Writing Text & Chat
AI Writing Assistant Pro
Free

This AI-powered tool generates various types of content in multiple writing styles, utilizing curated templates for efficient creation. It offers auto-saved history and editing capabilities to enhance productivity.

Content generation across 8 types5 writing stylesCurated templates
🔧 Utilities
(5)
ad-supported
16
AI Text Message Assistant
AI Text Message Assistant
AI Text Message Assistant
AI Writer, Responder & Helper
Free

Effortlessly craft messages, replies, captions, and emails with AI. Describe your idea and receive polished, engaging text in seconds. Unlock all text generation features with a one-time purchase.

Generate messages and repliesWrite captions and postsDraft emails
📊 Productivity
(1)
paid
17
AI Chat Assistant - Tella
AI Chat Assistant - Tella
AI Chat Assistant - Tella
Driven by latest ChatGPT 4.1
Free

This AI chatbot provides instant assistance for a wide range of tasks, from answering questions and writing support to creative idea generation. It offers natural conversations and quick, reliable responses for students, professionals, and curious individuals.

Natural AI conversationsInstant help with questionsWriting and essay support
🔧 Utilities
(2)
freemium
18
Ask Kyra: AI Tools
Ask Kyra: AI Tools
Ask Kyra: AI Tools
by 毅 李
Free
📚 Education
(0)
19
AI Writing App
AI Writing App
AI Writing App
Genius Assistant, Essay Writer
Free

This intelligent assistant helps with various tasks, including answering questions, correcting grammar, summarizing text, and translating languages. It offers immediate assistance on any specific topic you need help with.

Answer questionsCorrect grammarSummarize text
📚 Education
(60)
free with in-app purchases
20
OmniAI - AI Chat Assistant
OmniAI - AI Chat Assistant
OmniAI - AI Chat Assistant
Unlock the Power of AI
Free
📊 Productivity
(0)

FAQ about Free AI Writing App

What is the best free ai writing app for iPhone?
Grammarly: AI Keyboard & Notes tops our free ai writing app 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 & Notes has no ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 250+ free ai writing app 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.