+++ : All you need to know about Mail Privacy Protection on iOS 15 & macOS Monterey →  +++

Increase your sales with a slick newsletter creation workflow.

Design email newsletters on your Mac.

With no coding. It’s a breeze.

Discuss & Approve everywhere.

On Windows, Android, iOS, ChromeOS, Mac.

Built for designers

Get started with 150+ professional templates, millions of layout combinations, re-usable elements, image editing and web-font support. Your newsletters have never looked so good.

Mobile-optimized emails

Design modern, mobile-optimized newsletters with a powerful yet familiar WYSIWYG interface. Enjoy a live preview of your newsletter on dozens of devices alongside the design window as you work.

Upload to discuss & approve

Discussion is a critical part of the newsletter design process. Share a web-based preview of your design to Mail Designer 365 Approval to get feedback from your team members and colleagues.

Review and re-upload

With support for macOS, Windows, iOS and Android, colleagues can discuss and approve design drafts at any time. Re-upload new revisions in a snap, or send directly from the app to your chosen ESP.

How Mail Designer 365 benefits…

mail designer 365 for the healthcare industry


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

Mail Designer 365 for education


Create professional newsletters for your institution to communicate with students, staff and alumni.
Learn more…

Mail Designer 365 for fashion brands

Fashion Brands

Promote your online boutique with a stylish, on-trend email campaign and watch click-thru rates skyrocket.
Learn more…


Use email as a brand new way to share your online content with subscribers.
Learn more…

Mail Designer 365 for restaurants


Build amazing email newsletters for your restaurant business and leave your customers hungry for more.
Learn more…

Mail Designer 365 for real estate agents

Real Estate Agents

Connect with clients and develop an email marketing strategy to put your real estate agency on the map.
Learn more…

Mail Designer 365 for hotels


Reach travellers from all around the globe, increase direct sales, and stay in touch with guests.
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Create professional, custom made email designs that will perfectly reflect your client’s wishes.
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Build stylish layouts for launch emails, updates, or transactional emails for your startup.
Learn more…

Corporate Teams

Bring your internal communication with colleagues, shareholders, and partners to the next level.
Learn more…

What do our customers say?

Trusted by designers, marketers, web professionals and businesses including:

Tesla Motors
The American Sailing Association
Plugged Media
Optic und Vision

Mail Designer 365 is available from just $15.00 / month

With Mail Designer 365, the possibilities are endless! Create stylish, professional, effective newsletters on the Mac without any HTML coding. Professional HTML email design for everyone.

For OS X 10.11 or later, including macOS Big Sur and M1 Macs

Recently Added HTML Email Templates

Mail Designer 365 Newsletter Academy

The Mail Designer 365 Newsletter Academy provides you with tips, tricks and best-practice advice on all things email marketing and design. See all our latest posts here…

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Creating Email Templates for Father’s Day – Our Top Tips and Campaign Examples

When planning your summer email strategy, it's always important to consider any upcoming seasonal events,…
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Our Favorite Memorial Day Email Campaign Examples

With Memorial Day Weekend coming up, many of you will be planning a promotion or…

Get inspiration, tips & tricks

Sign up here for our Mail Designer INSIGHTS and enjoy regular tips, tricks and advice for everything relating to email design – delivered directly to your inbox.
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Mail Designer 365 is the awesome HTML email newsletter designer app for Apple Mac. With Mail Designer 365’s HTML email design tools, you can become an email marketing professional in just a few simple steps. You no longer need to be an HTML expert to become an email marketing pro. Yes, it’s that easy! You can create and build your HTML email newsletters, from simple to sophisticated email designs, without any HTML or CSS knowledge. By utilizing Mail Designer 365’s tools, you can design responsive emails that will look amazing on mobile devices. You can even optimize your inbox preview and and form plain text emails that are compatible with the Apple Watch. Mail Designer 365 is the newsletter design software made for anyone and everyone using a Mac. It’s the perfect email designer software to create HTML emails for everyday people, just like you and me. Design your next emails with Mail Designer 365 and you are on your way to achieving impressive emails, innovative email templates, creative email designs, prolific sales newsletters, and unique HTML newsletter layouts – all without prior coding knowledge. Mail Designer 365 provides you helpful HTML email design tools to tackle your email design problems and enable you to create great looking responsive email templates and newsletter designs that will surely catch your reader’s attention. Use Mail Designer 365 as your HTML mail creator of choice. Need new ideas for your templates? Get some design inspiration from our Design Ideas where you can use pre-made templates and customize them to fit your email marketing needs. Then, you can send out simply unique and beautiful email marketing templates to your subscribers list. You don’t need an HTML-coder or professional designer to create amazing emails. We also have the Learning Resource & Tutorial Center that you can use as your email design guide, which is filled with tips and innovative advice to help you convey your message effectively and in style. Check out the Newsletter Academy for best email marketing tips and tricks. The Newsletter Academy is a powerful email marketing tool you can apply to help generate leads and retain customers to help your business grow. Think of it as a handy guide for entrepreneurs and email marketers who are in the pursuit of effectively executing email marketing campaigns for their businesses. Learn how to better use images, fonts, calls to action and more. With Mail Designer 365, you have the option of sending your mail designs with your choice of email service provider (ESP). You can optimize all of your email newsletters and templates and send them via your own email address or a third party newsletter service like Mailchimp, Campaign Monitor, GetResponse, AWeber, CleverReach, Benchmark, etc. Also, Mail Designer 365 is compatible with inbox providers like Outlook, Gmail, webmail and many other email clients available in the market. Visit our integration guides to assist you with setup as it covers the core aspects of integration between email clients and your Mail Designer 365 email newsletters.