Email client support
We tested these email clients using internal test tools and email preview services as Email On Acid and Litmus.
Fully supported
All the options work properly. Fallback elements show for image backgrounds and web fonts.
Desktop
Apple Mail 8, 9 & 10
Airmail2
Microsoft Outlook for Mac 2011, 2016
Microsoft Outlook for Windows 2010, 2011, 2013, 2016 *, 2019 *
*Background images and web fonts are not supported
Mobile
Android 4.4 Mail
Gmail App (iOS)
Gmail App (Android)*
iOS Mail (iPhone & iPad)
Outlook App (Android & iOS)**
Samsung Mail App (Android)
Yahoo App (iOS / Android ***)
*When using a Gmail account
** Will show the desktop version when using Microsoft email accountsWill show the desktop version (only Android version)
Web
Gmail
G Suite
Inbox by Gmail
Outlook.com
Office 365
Yahoo
AOL Mail
Comcast
freenet.de
GMX.de (web version)
Mail.ru
Libero Mail
Tiscali
Virgilio
Web.de (web version)
Centrum.cz
Note: none of the above services supports web fonts
Partial support for some options
Emails display correctly, but some options (with low impact) may not display as expected.
Desktop
Microsoft Outlook 2013 in high-resolution displays *
Microsoft Outlook 2016 in high-resolution displays **
Microsoft Outlook 2000, 2002 & 2003 ***
*Background images and web fonts are not supported. Applies a font resize that may expand the layout.
** Background images and web fonts are not supported. Applies a font resize that may expand the layout. The text is scaled at 200% by default in some devices.
*** Web fonts are not supported. Buttons don't display round corners. Social icons are not flexible.
Mobile
Huawei Mail App (Android) *
Android 6 native email client
*Icons in social content block appear vertically stacked (tested on app version 3.1.0.27)
Web
Huawei Mail App (Android) *
Yandex.ru
Naver **
*Buttons doesn't display properly.
** Minor glitches on separators
Not yet supported
This list includes new and updated mobile email clients with compatibility issues.
Huawei Mail App (Android)
Only basic settings works
When sending to these clients, we recommend using text and images in a simple one-column layout.
Desktop
Lotus Notes 7, 8 & 8.5
Windows 10 Mail
IBM Notes 9
Thunderbird
Mobile
Gmail App using IMAP accounts
Outlook.com in mobile browser (not the Outlook app)
Web clients (mobile versions)
Web
T-online.de
E-mail servers
Some email servers alter the sent email code.
Server type | Code changes |
---|---|
WebDav / Deltasync protocols | no |
Normal POP/IMAP protocols | no |
Microsoft Exchange | no, but there could be installed filters that do change the code |
IBM Domino | yes, removes unsupported HTML elements to Lotus Notes (Such as OBJECT, IFRAME, FRAME(SET), SCRIPT) |