Empowering agencies to deliver every time

mail designer 365 smartphone view for responsive email designs

Designs that wow on all devices

Responsive design made easy

Enjoy full creative control over the mobile version of your email – with a built in smartphone view for responsive designs.

Test before sending

Modern preview devices

Preview and test your finished email designs on the latest devices, including iPhone, iPad and Apple Watch.

mail designer 365 integrations

Works with all your favorite tools

Essential integrations

Familiar tools and services you need for email campaign creation - all in one place.

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Mac native app

Build modern, responsive HTML email newsletters on your Mac

Integrated design tools

Create professional designs perfectly tailored to your client's needs


Enjoy full compatibility with leading ESPs and automation tools

Plans built with agencies in mind

 Universal Mac app

Licensed for commercial use

 Mobile responsive designs

Pixel perfect creative tools

 Seamless ESP integration

Easy HTML export

 Team management

24h priority support

Join dozens of other designers

Get started with Mail Designer 365 today

Start your 7 day free trial and use your Mac to create stylish email newsletters for your business.

No credit card required
Compatible from macOS 10.13

Discover Mail Designer 365 for...

Thanks to a selection of specially designed email templates and sophisticated creative tools, Mail Designer 365 lends itself perfectly to an array of professional use cases:

mail designer 365 for startups


Build stylish layouts for launch emails, updates, or transactional emails for your startup.
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Corporate Comms

Bring your internal communication with colleagues, shareholders, and partners to the next level.
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mail designer 365 for healthcare


Use email to streamline everyday communication between staff and patients in your medical practice.
Learn more…