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Best AI Email Assistants in 2026

Write, reply to and organise emails faster. Compare the best AI email assistants for a cleaner inbox and better replies.

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Top picks for 2026

1. Superhuman
Power users and executives

2. Gmail with Gemini
Google Workspace users

3. Microsoft Copilot for Outlook
Microsoft 365 teams

See all 6 tools →

Top AI Email Assistants to try

Our shortlist of the best AI email assistants right now, with what each one does best.

1. Superhuman

Fast email client with AI drafting, summaries and smart triage.

Best for: Power users and executives

Visit Superhuman →

2. Gmail with Gemini

Help Me Write and thread summaries inside Gmail.

Best for: Google Workspace users

Visit Gmail with Gemini →

3. Microsoft Copilot for Outlook

Drafts, summarizes and coaches emails in Outlook.

Best for: Microsoft 365 teams

Visit Microsoft Copilot for Outlook →

4. Shortwave

AI-first Gmail client that searches, summarizes and writes emails.

Best for: Gmail power users

Visit Shortwave →

5. Spark Mail

Smart inbox with AI writing assistant for individuals and teams.

Best for: Team inboxes

Visit Spark Mail →

6. Lavender

AI coach that scores and improves sales emails.

Best for: Sales outreach

Visit Lavender →

How to choose the right AI email assistant

Not every tool fits every workflow. Use these quick checks to pick the right AI email assistant for you.

Match your use case

List the exact tasks you need help with, then pick the AI email assistants built for them.

Test the free plan

Most AI email assistants offer a free plan or trial. Run a real task before you pay.

Check privacy & pricing

Read how your data is stored and used, and confirm current pricing on the official site.

Frequently asked questions

Quick answers about AI email assistants.

What are the best AI email assistants?

Some of the most popular AI email assistants are Superhuman, Gmail with Gemini, Microsoft Copilot for Outlook and Shortwave. The best choice depends on your budget, workflow and the features you need.

How do AI email assistants work?

AI email assistants read your email threads, draft replies in your tone, summarize long conversations and help sort messages by priority so you spend less time in your inbox.

Are there free AI email assistants?

Yes. Many AI email assistants offer a free plan or free trial with limited usage. Paid plans usually add higher limits, better quality and team features. Always check the official website for current pricing.

Can I use AI email assistants for business?

Yes, most of these tools offer business or team plans. Review each tool’s terms, data privacy policy and commercial-use rights before using the output in client or company work.

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