16 Best AI Tools for Writers (2026)

Claude

No reviews yet Free plan + paid plans

Anthropic's AI assistant for writing, analysis, coding and working with long documents.

• Long-document reading and summaries
• Writing and editing help
• Coding and data analysis
• Projects for shared files and instructions

Best for: Writers and editors, Developers, Analysts working with long documents

Character.AI

No reviews yet Free plan + paid plans

Chat and role-play with AI characters created by the community.

• Chat with community-made characters
• Create your own characters
• Voice calls with characters
• Group chats and story scenes

Best for: Interactive storytelling, Entertainment and role-play, Creative writers

Paraphraser, grammar checker and summariser popular with students and writers.

• Paraphraser with several modes
• Grammar checker
• Summariser
• Citation generator

Best for: Students, Researchers, Writers rephrasing content

Wordtune

No reviews yet Free plan + paid plans

Rewrites, shortens and expands sentences, from AI21 Labs.

• Sentence rewrites
• Casual or formal tone
• Shorten or expand text
• Article and video summaries

Best for: Professionals polishing emails, Non-native English writers, Students

Sudowrite

No reviews yet Paid, with a free trial

AI writing partner built for fiction authors and novelists.

• Story planning from idea to outline
• Continue a draft in your style
• Describe scenes with sensory detail
• Rewrite and expand passages

Best for: Novelists, Short-story writers, Writers facing writer's block

NovelAI

No reviews yet Paid, with a free trial

AI-assisted storytelling and anime-style image generation.

• AI co-writing for fiction
• Lorebook to track characters and worlds
• Anime-style image generation
• Encrypted stories

Best for: Fiction writers, Interactive story fans, Anime-style artists

Hemingway Editor

No reviews yet Free plan + paid plans

Readability editor that highlights complex sentences and suggests AI rewrites.

• Readability grade
• Highlights long and complex sentences
• Passive voice and adverb checks
• AI rewrite suggestions (Plus)

Best for: Bloggers, Marketers, Anyone aiming for clear writing

Grammar checker and style editor for long-form and fiction writers.

• Grammar and style checking
• More than 20 writing reports
• Integrations with Word, Google Docs and Scrivener
• AI rephrasing and critique

Best for: Novelists, Students writing theses, Long-form writers

LanguageTool

No reviews yet Free plan + paid plans

Grammar, spelling and style checker for more than 30 languages.

• Grammar checking in 30+ languages
• Style and tone suggestions
• AI paraphrasing
• Works in browsers, Word and Google Docs

Best for: Multilingual writers, People writing in a second language, European teams

AI-powered documentation platform for developer products.

• Docs-as-code publishing
• Interactive API references
• AI assistant for readers
• Analytics and feedback

Best for: Developer tool companies, API providers, Technical writers

Craft

No reviews yet Free plan + paid plans

Beautiful docs and notes app with AI assistance.

• Beautiful documents
• Nested pages
• AI writing assistant
• Share documents as websites

Best for: Writers and planners, Apple device users, Freelancers sharing documents

Wispr Flow

No reviews yet Free plan + paid plans

Voice dictation that turns speech into polished text in any app.

• Dictation in any app
• Removes filler words and fixes grammar
• Many languages
• Personal dictionary

Best for: Fast writers and founders, People with typing strain, Developers dictating prompts

Napkin AI

No reviews yet Free plan + paid plans

Turns text into diagrams and visuals instantly.

• Text-to-diagram
• Flowcharts and infographics
• Editable styles and icons
• Export to PNG, SVG and PDF

Best for: Educators, Writers and bloggers, Business presentations

Surfer

No reviews yet Paid

Content optimisation and AI writing for higher Google rankings.

• Content editor with live score
• AI article writer
• Content audit
• Topic research

Best for: Content writers, SEO agencies, Bloggers

Frase

No reviews yet Paid, with a free trial

AI SEO content briefs and writing.

• SEO content briefs
• Search result analysis
• AI writer
• Content optimisation score

Best for: Content marketers, SEO agencies, Freelance writers

Ubersuggest

No reviews yet Free plan + paid plans

Keyword research and SEO audits from Neil Patel.

• Keyword ideas and difficulty
• Site audit
• Backlink data
• Competitor analysis

Best for: Small businesses, Bloggers, SEO beginners