Best Free AI Writing Tools

Superhuman Go

writing

4.8

Proactive AI assistant that works across 100+ apps to handle writing, scheduling, and more

Best for: Professional writing

ClickUp

productivity

4.5

All-in-one productivity platform with AI-powered writing, task management, docs, and goals replacing multiple tools with one.

Best for: Teams wanting to consolidate multiple tools

Buffer AI

marketing

4.5

AI-powered social media scheduling and publishing platform with smart content suggestions and optimal timing.

Best for: Small businesses managing multiple social accounts

Teal

career

4.5

AI resume builder and job search platform that helps you create tailored resumes and track applications.

Best for: Job seekers wanting AI resume tailoring

Wordtune

writing

4.4

AI writing companion that helps you express exactly what you mean

Best for: Rewriting content

Notion AI

productivity

4.4

AI-powered workspace with writing, brainstorming, and automation features

Best for: Notion users

Resume Worded

career

4.4

AI resume and LinkedIn optimizer with instant feedback, bullet point improvements, and ATS compatibility scoring.

Best for: Job seekers wanting ATS optimization

Lightfern

writing

4.4

AI writing assistant for Gmail that learns your tone and suggests in-context completions as you type.

Best for: Gmail-heavy professionals

ProWritingAid

writing

4.3

Comprehensive AI writing assistant and style editor that analyzes writing for grammar, readability, style, and structure.

Best for: Fiction writers and authors

Kickresume

career

4.3

AI resume and CV builder with professionally designed templates, cover letters, and OpenAI-powered content generation.

Best for: Job seekers wanting beautiful, designed resumes

Rezi

career

4.3

AI resume builder with ATS optimization, real-time content analysis, and keyword targeting.

Best for: ATS score optimization

Mailbutler

productivity

4.3

AI email assistant for Apple Mail, Gmail, and Outlook with smart composing, task management, and tracking.

Best for: Apple Mail users wanting AI features

Hemingway Editor

writing

4.2

Writing tool that highlights complex sentences, passive voice, and readability issues to make your writing bold and clear.

Best for: Writers wanting clearer, more concise prose

PosterMyWall AI

marketing

4.2

Prompt-based AI marketing tool that creates instant designs, brainstorms ideas, and writes marketing copy for small businesses.

Best for: Small local businesses

Marketingskills

marketing

4.2

AI-powered marketing automation platform with 23K GitHub stars. Generate content, automate campaigns, and analyze performance.

Best for: 23K GitHub stars

QuillBot

writing

4.1

AI-powered paraphrasing and writing tool that helps rephrase sentences, check grammar, summarize text, and generate citations.

Best for: Students paraphrasing research content

Aithor

writing

4.0

AI-powered writing platform with free detector to identify AI-generated text in essays and content.

Best for: Free basic detection