Lightfern
writing
AI writing assistant for Gmail that learns your tone and suggests in-context completions as you type.
Free plan available4.4★
Gmail-native AI autocompleteLearns your tone over timeZero data retention by default (per vendor)
20 tools found
Best AI Tools for Writing Emails
Draft professional emails, replies, and email campaigns faster with AI email writing tools.
Top picks
These tools are ranked by relevance, rating, and feature coverage for this use case.
Top pick
SaneBox
AI email prioritization that automatically sorts important emails from noise, saving hours every week.
4.4From $7/month
Mailbutler
productivity
AI email assistant for Apple Mail, Gmail, and Outlook with smart composing, task management, and tracking.
Free plan available4.3★
AI Smart AssistantNative email client integrationIntegrated task management
Superhuman
productivity
The fastest email experience ever made, with AI-powered writing, routing, and follow-up reminders.
Free plan available4.5★
AI auto-draft that matches your voiceFollow-up remindersSplit inbox
Lavender
sales
AI email coaching assistant that scores your sales emails in real-time and suggests improvements to boost reply rates.
$29/month4.5★
Real-time email scoring as you typeData-backed coaching from millions of emailsSeamless inbox and CRM integration
Sudowrite
writing
AI writing tool designed specifically for creative fiction writers
$10/month4.6★
Designed for fiction writersStory Engine for novelsLearns your writing style
Replied
productivity
AI email reply generator that crafts contextual, personalized responses to inbound emails, saving hours on routine correspondence.
$12/month4.2★
Context-aware thread analysis for repliesCustom tone matching your writing styleInline reply suggestions in Gmail/Outlook
Friendware
productivity
macOS AI autocomplete tool that stays on-screen and lets you accept context-aware suggestions with the Tab key in any text field.
Free plan available4.4★
Tab-to-complete across macOSScreen-aware text contextKeyboard-first AI workflow
Hemingway Editor
writing
Writing tool that highlights complex sentences, passive voice, and readability issues to make your writing bold and clear.
Free plan available4.2★
Simple readability scoring and gradingColor-coded issue highlightingAI rewriting for flagged sentences
Instantly
sales
AI-powered cold email and outreach platform with unlimited email accounts, lead database, and CRM built-in.
$37/month4.7★
All-in-one outreach, leads, and CRMUnlimited email accounts on all plansBuilt-in B2B lead database
Writer
seo-marketing
Enterprise AI writing platform with brand governance, custom style guides, and Palmyra LLM for on-brand content at scale.
Free plan available4.5★
Brand-governed AI writingKnowledge Graph for grounded outputsEnterprise security and compliance
Superhuman Go
writing
Proactive AI assistant that works across 100+ apps to handle writing, scheduling, and more
Free plan available4.8★
Universal AI assistant across 100+ appsProactive, not just reactive assistanceFrom writing to scheduling to research
Brevo
marketing
AI-enhanced all-in-one marketing platform combining email marketing, SMS, CRM, and marketing automation for growing businesses.
Free plan available4.4★
Multi-channel marketing (email, SMS, WhatsApp)AI send time optimizationFree tier with 300 emails/day
Wordtune
writing
AI writing companion that helps you express exactly what you mean
Free plan available4.4★
Multiple rewrite optionsTone adjustmentWorks everywhere you write
Jenni AI
writing
AI writing assistant specialized for academic and research writing with citations, literature reviews, and paraphrasing tools.
$20/month4.4★
Academic-focused AI writing with citationsLiterature review builderMultiple citation format support
Smartlead
sales
AI-powered cold email outreach platform with unlimited mailboxes, auto-rotating IPs, and deliverability optimization.
$39/month4.6★
Unlimited mailboxes on every planAuto-rotating IPs to avoid spamUnified master inbox for replies
Gemini
productivity
Google AI assistant for writing, research, and multimodal tasks across Workspace and web.
Free plan available4.4★
Google Workspace integrationMultimodal chatFree entry tier
ProWritingAid
writing
Comprehensive AI writing assistant and style editor that analyzes writing for grammar, readability, style, and structure.
Free plan available4.3★
20+ deep writing analysis reportsComprehensive readability and pacing checksWorks with Scrivener and long-form manuscripts
Claude Cowork
productivity
AI agent for macOS that handles non-coding productivity tasks autonomously
$25/month4.7★
Handles non-coding productivity tasks autonomouslyDeep macOS integration with native appsLearns and adapts to your work style
PosterMyWall AI
marketing
Prompt-based AI marketing tool that creates instant designs, brainstorms ideas, and writes marketing copy for small businesses.
Free plan available4.2★
All-in-one marketing platform (design + copy + publishing)Built specifically for small/local businessesSeamless workflow from concept to customer
Frequently asked questions
What is the best AI email writer?
Top AI email tools draft contextually appropriate emails from brief prompts, adjusting tone and formality based on the recipient and situation.
Can AI write professional emails?
Yes. AI email writers produce professional, well-structured emails that match your desired tone. They handle everything from follow-ups to cold outreach.
Are AI email tools free?
Many AI assistants include email writing in their free tiers. Dedicated email tools with advanced features like templates and tracking typically require paid plans.
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Design professional email templates for marketing, transactional, and internal communications with AI.
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