For a complete AI email experience: [Superhuman](/en/avis/superhuman) at ~$30/month if you want the best. [Shortwave](/en/avis/shortwave) at ~$9/month for Gmail only. [Spark Email](/en/avis/spark-e...

Mailbutler, The Jouster's Review

The Essentials

AI extension for Apple Mail, Outlook, and Gmail
From $10/month freemium
Features: AI assistant, open tracking, send scheduling, tasks
Suited for professionals who don't want to switch email clients

What Is Mailbutler?

Mailbutler is an extension that adds smart features to Apple Mail, Outlook, and Gmail. The AI assistant helps draft replies, summarize long emails, suggest tasks from an exchange, and optimize the tone of a message. It's a non-invasive approach: you keep your usual email client and Mailbutler plugs into it.

Strengths

Multi-Client Compatibility

Rare for this type of tool: Mailbutler works on Apple Mail, Outlook AND Gmail. Most competitors are limited to one or two.

Email Tracking Without Changing Your Workflow

Open tracking and follow-up reminders are integrated directly in the compose view. No need for a CRM for basic tracking.

Contextual AI Drafting

The assistant understands the conversation context to propose relevant replies, not generic templates.

Limitations

Less Powerful Than Dedicated AI Clients

Superhuman or Shortwave have a UX designed from scratch for AI. Mailbutler remains a layer on top of an existing client, with the friction that implies.

Price Rises Quickly

Advanced AI features are only available on higher plans.

Pricing

Free plan with limited features. Professional plans from ~$10/month. Check mailbutler.io for the current grid.

Alternatives

For a complete AI email experience: Superhuman at ~$30/month if you want the best. Shortwave at ~$9/month for Gmail only. Spark Email at $5/month for a lighter option.

Verdict

Mailbutler is the logical choice if you're attached to Apple Mail or Outlook and want AI features without migration. The value is real for daily email productivity.