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The #1 productivity extension for Apple Mail, Gmail and Outlook

Email in no time with the client you already use:
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The email extension that does it all.

Email tracking

Email Tracking

Read receipt – just better. Know exactly if and when your emails and links are being opened and clicked. Receive real-time notification pop-ups when your emails are opened - take action at the right time, to the right person.

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Send Later

Write now, send later. Draft your email now and schedule it to be sent automatically at any desired time. Optimize touch points based on you and your contacts' availability.

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En home signatures


Give your emails a professional finish. Create unique and professional email signatures that leave a lasting impression, drive conversions and promote your brand.

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Notes & Tasks

Organized ideas = Organized mind. Add reminders and notes to your emails, share with your team and sync them with your favourite productivity app - all without leaving your inbox.

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Message Templates

Write your emails faster and easier. Turn often-sent messages into easy-to-use templates, so you can spend less time composing, more time on meaningful conversations.

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Email contact management


CRM straight from your inbox. Collect important information about your contact, add notes & tasks, get predictions for the best send times, and see an overview of your company's conversation history with a contact. All without leaving your email inbox.

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Tracked emails


Created Notes & Tasks


Scheduled emails

Mailbutler integrates with your existing services

  • Evernote
  • Googletasks
  • Asana
  • Onenote
  • Todoist
  • Meistertask
  • Microsoft todo
  • Trello
  • Slack

...and say hi to a refreshingly clear inbox.

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